diff --git a/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitType.txt b/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitType.txt
index 917410d4ff1..4a9b1472451 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitType.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitType.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     public final [ResolvedTo(STATUS)] [DelegateFieldsMapKey={0=FirFieldSymbol /Aaa.$$delegate_0}] class Aaa : R|Interface| {
@@ -16,7 +16,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     public final [ResolvedTo(STATUS)] [DelegateFieldsMapKey={0=FirFieldSymbol /Aaa.$$delegate_0}] class Aaa : R|Interface| {
@@ -33,7 +33,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     }
 
 CONTRACTS:
-TARGET: public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     public final [ResolvedTo(STATUS)] [DelegateFieldsMapKey={0=FirFieldSymbol /Aaa.$$delegate_0}] class Aaa : R|Interface| {
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitTypeInDifferentModules.txt b/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitTypeInDifferentModules.txt
index 19c9434e2d6..0f5d8cfb70e 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitTypeInDifferentModules.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitTypeInDifferentModules.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] Interface.kt
     public abstract [ResolvedTo(STATUS)] interface Interface : R|kotlin/Any| {
@@ -18,7 +18,7 @@ FILE: [ResolvedTo(IMPORTS)] usage.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] Interface.kt
     public abstract [ResolvedTo(STATUS)] interface Interface : R|kotlin/Any| {
@@ -37,7 +37,7 @@ FILE: [ResolvedTo(IMPORTS)] usage.kt
     }
 
 CONTRACTS:
-TARGET: public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] Interface.kt
     public abstract [ResolvedTo(STATUS)] interface Interface : R|kotlin/Any| {
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitTypeScript.txt b/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitTypeScript.txt
index 10db25bd27e..b638f2f842c 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitTypeScript.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/delegateWithImplicitTypeScript.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -22,7 +22,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -45,7 +45,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
 
 
 CONTRACTS:
-TARGET: public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
+TARGET: public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /Interface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /Interface.implicitType, containingClass=Aaa, delegateField=FirFieldSymbol /Aaa.$$delegate_0] fun implicitType(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
     context(<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|)
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/implicitSubstitutionOverrideProperty.txt b/analysis/low-level-api-fir/testData/lazyResolve/implicitSubstitutionOverrideProperty.txt
index 3a7049d7243..20232eea0a0 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/implicitSubstitutionOverrideProperty.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/implicitSubstitutionOverrideProperty.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -35,7 +35,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitSubstitutionOverrideProperty.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -71,7 +71,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitSubstitutionOverrideProperty.kt
     }
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/implicitSubstitutionOverridePropertyScript.txt b/analysis/low-level-api-fir/testData/lazyResolve/implicitSubstitutionOverridePropertyScript.txt
index 2c020775c45..a138e944299 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/implicitSubstitutionOverridePropertyScript.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/implicitSubstitutionOverridePropertyScript.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -43,7 +43,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitSubstitutionOverridePropertyScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -87,7 +87,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitSubstitutionOverridePropertyScript.kts
 
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/propertyDelegateWithImplicitType.txt b/analysis/low-level-api-fir/testData/lazyResolve/propertyDelegateWithImplicitType.txt
index 7529172d78a..99dd10c094f 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/propertyDelegateWithImplicitType.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/propertyDelegateWithImplicitType.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=Aaa] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=Aaa] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -33,7 +33,7 @@ FILE: [ResolvedTo(IMPORTS)] propertyDelegateWithImplicitType.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=Aaa] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=Aaa] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -67,7 +67,7 @@ FILE: [ResolvedTo(IMPORTS)] propertyDelegateWithImplicitType.kt
     }
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=Aaa] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=Aaa] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/propertyDelegateWithImplicitTypeScript.txt b/analysis/low-level-api-fir/testData/lazyResolve/propertyDelegateWithImplicitTypeScript.txt
index 56976f7920b..79bec9fe891 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/propertyDelegateWithImplicitTypeScript.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/propertyDelegateWithImplicitTypeScript.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=Aaa] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=Aaa] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -41,7 +41,7 @@ FILE: [ResolvedTo(IMPORTS)] propertyDelegateWithImplicitTypeScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=Aaa] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=Aaa] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -83,7 +83,7 @@ FILE: [ResolvedTo(IMPORTS)] propertyDelegateWithImplicitTypeScript.kts
 
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/Interface.resolveMe), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol second/Interface.resolveMe, containingClass=Aaa, delegateField=FirFieldSymbol second/Aaa.$$delegate_0] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=Aaa] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=Aaa] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideFunctionWithImplicitType.txt b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideFunctionWithImplicitType.txt
index b9a4b302872..b44b1746e22 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideFunctionWithImplicitType.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideFunctionWithImplicitType.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
+TARGET: public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitType.kt
     public abstract [ResolvedTo(STATUS)] class SubClass : R|second/AbstractClass<kotlin/String>| {
@@ -20,7 +20,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitType.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
+TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitType.kt
     public abstract [ResolvedTo(STATUS)] class SubClass : R|second/AbstractClass<kotlin/String>| {
@@ -41,7 +41,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitType.kt
     }
 
 CONTRACTS:
-TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
+TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitType.kt
     public abstract [ResolvedTo(STATUS)] class SubClass : R|second/AbstractClass<kotlin/String>| {
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideFunctionWithImplicitTypeScript.txt b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideFunctionWithImplicitTypeScript.txt
index abd6e7ea491..46e600f6f2b 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideFunctionWithImplicitTypeScript.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideFunctionWithImplicitTypeScript.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
+TARGET: public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitTypeScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -26,7 +26,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitTypeScri
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
+TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitTypeScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -53,7 +53,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitTypeScri
 
 
 CONTRACTS:
-TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
+TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/String}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun R|kotlin/String|.resolveMe(): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideFunctionWithImplicitTypeScript.kts
     context(<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|)
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitType.txt b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitType.txt
index e78a8b26a18..c00a13bb0e8 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitType.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitType.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
+TARGET: public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitType.kt
@@ -22,7 +22,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitType.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
+TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitType.kt
@@ -45,7 +45,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitType.kt
     }
 
 CONTRACTS:
-TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
+TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitType.kt
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeAndReceiver.txt b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeAndReceiver.txt
index 0bf43d8b3e9..9032c98a874 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeAndReceiver.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeAndReceiver.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
+TARGET: public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiver.kt
@@ -22,7 +22,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiver.
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
+TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiver.kt
@@ -45,7 +45,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiver.
     }
 
 CONTRACTS:
-TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
+TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiver.kt
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeAndReceiverScript.txt b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeAndReceiverScript.txt
index 9f742e3858b..a54c86f5a8e 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeAndReceiverScript.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeAndReceiverScript.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
+TARGET: public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiverScript.kts
@@ -28,7 +28,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiverS
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
+TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiverScript.kts
@@ -57,7 +57,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiverS
 
 
 CONTRACTS:
-TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
+TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val R|kotlin/Int|.property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeAndReceiverScript.kts
diff --git a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeScript.txt b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeScript.txt
index 32ba8633ecb..2116f95e4fa 100644
--- a/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeScript.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolve/substitutionFakeOverrideWithImplicitTypeScript.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
+TARGET: public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeScript.kts
@@ -28,7 +28,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
+TARGET: public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeScript.kts
@@ -57,7 +57,7 @@ FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeScript.kts
 
 
 CONTRACTS:
-TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
+TARGET: public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> kotlin/Int}, baseSymbol=FirPropertySymbol /AbstractClass.property), SubstitutedOverrideOriginalKey=/AbstractClass.property] val property: <implicit>
 
 
 FILE: [ResolvedTo(IMPORTS)] substitutionFakeOverrideWithImplicitTypeScript.kts
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObject.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObject.before.txt
index 6eb3da39657..02f55b79f54 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObject.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObject.before.txt
@@ -4,7 +4,7 @@ public open override [ResolvedTo(BODY_RESOLVE)] fun isSchemeFile([ResolvedTo(BOD
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /BaseInterface.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /BaseInterface.anotherFunction, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /BaseInterface.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /BaseInterface.anotherFunction, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
index 6eb3da39657..02f55b79f54 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
@@ -4,7 +4,7 @@ public open override [ResolvedTo(BODY_RESOLVE)] fun isSchemeFile([ResolvedTo(BOD
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /BaseInterface.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /BaseInterface.anotherFunction, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /BaseInterface.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /BaseInterface.anotherFunction, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectWithSubstitution.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectWithSubstitution.before.txt
index 693de05c143..ddaf6467b43 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectWithSubstitution.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectWithSubstitution.before.txt
@@ -2,29 +2,29 @@ public open override [ResolvedTo(BODY_RESOLVE)] fun isSchemeFile([ResolvedTo(BOD
     ^isSchemeFile !=(R|<local>/name|, String(str))
 }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.isSchemeFile), SubstitutedOverrideOriginalKey=/IntermediateClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.isSchemeFile), SubstitutedOverrideOriginalKey=/IntermediateClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.isSchemeFile), SubstitutedOverrideOriginalKey=/BaseClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.isSchemeFile), SubstitutedOverrideOriginalKey=/BaseClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /IntermediateClass.anotherFunction, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /IntermediateClass.anotherFunction, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.anotherFunction), SubstitutedOverrideOriginalKey=/BaseClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.anotherFunction), SubstitutedOverrideOriginalKey=/BaseClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol /IntermediateClass.propertyWithAnnotations, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol /IntermediateClass.propertyWithAnnotations, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=<anonymous>] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=<anonymous>] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=<anonymous>] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=<anonymous>] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirPropertySymbol /BaseClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/BaseClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirPropertySymbol /BaseClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/BaseClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=IntermediateClass] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=IntermediateClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectWithSubstitutionScript.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectWithSubstitutionScript.before.txt
index 693de05c143..ddaf6467b43 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectWithSubstitutionScript.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideAnonymousObjectWithSubstitutionScript.before.txt
@@ -2,29 +2,29 @@ public open override [ResolvedTo(BODY_RESOLVE)] fun isSchemeFile([ResolvedTo(BOD
     ^isSchemeFile !=(R|<local>/name|, String(str))
 }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.isSchemeFile), SubstitutedOverrideOriginalKey=/IntermediateClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.isSchemeFile), SubstitutedOverrideOriginalKey=/IntermediateClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.isSchemeFile), SubstitutedOverrideOriginalKey=/BaseClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.isSchemeFile), SubstitutedOverrideOriginalKey=/BaseClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /IntermediateClass.anotherFunction, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /IntermediateClass.anotherFunction, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.anotherFunction), SubstitutedOverrideOriginalKey=/BaseClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.anotherFunction), SubstitutedOverrideOriginalKey=/BaseClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol /IntermediateClass.propertyWithAnnotations, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol /IntermediateClass.propertyWithAnnotations, containingClass=<anonymous>, delegateField=FirFieldSymbol <local>/<anonymous>.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=<anonymous>] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=<anonymous>] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(str = <strcat>(String(object ), R|/constant|))  kotlin/Int}, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=<anonymous>] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=<anonymous>] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirPropertySymbol /BaseClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/BaseClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirPropertySymbol /BaseClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/BaseClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=IntermediateClass] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=IntermediateClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClass.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClass.before.txt
index c1fc63d69af..4fc7523fb44 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClass.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClass.before.txt
@@ -2,7 +2,7 @@ public open override [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)]
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /BaseInterface.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /BaseInterface.anotherFunction, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /BaseInterface.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /BaseInterface.anotherFunction, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassScript.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassScript.before.txt
index c1fc63d69af..4fc7523fb44 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassScript.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassScript.before.txt
@@ -2,7 +2,7 @@ public open override [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)]
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /BaseInterface.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /BaseInterface.anotherFunction, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /BaseInterface.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /BaseInterface.anotherFunction, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassWithSubstitution.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassWithSubstitution.before.txt
index 58b81eef37a..fa95cfd3a1c 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassWithSubstitution.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassWithSubstitution.before.txt
@@ -1,28 +1,28 @@
 public open override [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.isSchemeFile), SubstitutedOverrideOriginalKey=/IntermediateClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.isSchemeFile), SubstitutedOverrideOriginalKey=/IntermediateClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.isSchemeFile), SubstitutedOverrideOriginalKey=/BaseClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.isSchemeFile), SubstitutedOverrideOriginalKey=/BaseClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /IntermediateClass.anotherFunction, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /IntermediateClass.anotherFunction, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.anotherFunction), SubstitutedOverrideOriginalKey=/BaseClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.anotherFunction), SubstitutedOverrideOriginalKey=/BaseClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol /IntermediateClass.propertyWithAnnotations, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol /IntermediateClass.propertyWithAnnotations, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=MyClass] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=MyClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=MyClass] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=MyClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirPropertySymbol /BaseClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/BaseClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirPropertySymbol /BaseClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/BaseClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=IntermediateClass] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=IntermediateClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassWithSubstitutionScript.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassWithSubstitutionScript.before.txt
index 58b81eef37a..fa95cfd3a1c 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassWithSubstitutionScript.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/delegateOverrideWithImplicitTypeInsideClassWithSubstitutionScript.before.txt
@@ -1,28 +1,28 @@
 public open override [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.isSchemeFile), SubstitutedOverrideOriginalKey=/IntermediateClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.isSchemeFile), SubstitutedOverrideOriginalKey=/IntermediateClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.isSchemeFile), SubstitutedOverrideOriginalKey=/BaseClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.isSchemeFile), SubstitutedOverrideOriginalKey=/BaseClass.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /IntermediateClass.anotherFunction, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /IntermediateClass.anotherFunction, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /IntermediateClass.anotherFunction), SubstitutedOverrideOriginalKey=/IntermediateClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.anotherFunction), SubstitutedOverrideOriginalKey=/BaseClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol /BaseClass.anotherFunction), SubstitutedOverrideOriginalKey=/BaseClass.anotherFunction] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun anotherFunction([ResolvedTo(STATUS)] name: R|kotlin/CharSequence| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol /IntermediateClass.propertyWithAnnotations, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), DelegatedWrapperDataKey=[wrapped=FirPropertySymbol /IntermediateClass.propertyWithAnnotations, containingClass=MyClass, delegateField=FirFieldSymbol /MyClass.$$delegate_0, SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=MyClass] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=MyClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(<strcat>(String(class ), constant#))  kotlin/Int}, baseSymbol=FirPropertySymbol /IntermediateClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/IntermediateClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=MyClass] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=MyClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirPropertySymbol /BaseClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/BaseClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
+@R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|Anno|(LAZY_EXPRESSION)  SCHEME | MUTABLE_SCHEME -> @R|Anno|(LAZY_EXPRESSION)  kotlin/Int}, baseSymbol=FirPropertySymbol /BaseClass.propertyWithAnnotations), SubstitutedOverrideOriginalKey=/BaseClass.propertyWithAnnotations] var propertyWithAnnotations: <implicit>
     @PROPERTY_GETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=IntermediateClass] get(): <implicit>
     @PROPERTY_SETTER:R|Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=IntermediateClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObject.after.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObject.after.txt
index 54b65001006..bc84063a6eb 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObject.after.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObject.after.txt
@@ -22,7 +22,7 @@ public open [ResolvedTo(BODY_RESOLVE)] [IntersectionOverrideOriginalKey=second/B
 
 
 
-public open [ResolvedTo(BODY_RESOLVE)] [IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/C.bar] var bar: R|T|
+public open [ResolvedTo(BODY_RESOLVE)] [IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/C.bar] var bar: R|T & Any|
 
 
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObject.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObject.before.txt
index 07485136448..92d98bd467f 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObject.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObject.before.txt
@@ -2,27 +2,27 @@ public open override [ResolvedTo(BODY_RESOLVE)] fun foo([ResolvedTo(BODY_RESOLVE
     ^foo Q|kotlin/Unit|
 }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String}, baseSymbol=FirIntersectionOverrideFunctionSymbol second/B.foo), IntersectionOverrideOriginalKey=second/B.foo, SubstitutedOverrideOriginalKey=second/B.foo] fun foo([ResolvedTo(STATUS)] x: R|@R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String}, baseSymbol=FirIntersectionOverrideFunctionSymbol second/B.foo), IntersectionOverrideOriginalKey=second/B.foo, SubstitutedOverrideOriginalKey=second/B.foo] fun foo([ResolvedTo(STATUS)] x: R|@R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol second/B.foo), IntersectionOverrideOriginalKey=second/B.foo, SubstitutedOverrideOriginalKey=second/C.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopyIntersection(mostSpecific=[FirNamedFunctionSymbol second/B.foo, FirNamedFunctionSymbol second/B.foo]), IntersectionOverrideOriginalKey=second/B.foo, SubstitutedOverrideOriginalKey=second/C.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> T}, baseSymbol=FirNamedFunctionSymbol second/C.foo), SubstitutedOverrideOriginalKey=second/C.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> T}, baseSymbol=FirNamedFunctionSymbol second/C.foo), SubstitutedOverrideOriginalKey=second/C.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun foo([ResolvedTo(STATUS)] x: R|T| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={F -> T}, baseSymbol=FirNamedFunctionSymbol second/D.foo), SubstitutedOverrideOriginalKey=second/D.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={F -> T}, baseSymbol=FirNamedFunctionSymbol second/D.foo), SubstitutedOverrideOriginalKey=second/D.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun foo([ResolvedTo(STATUS)] x: R|F| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String}, baseSymbol=FirIntersectionOverridePropertySymbol second/B.bar), IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/B.bar] var bar: <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String}, baseSymbol=FirIntersectionOverridePropertySymbol second/B.bar), IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/B.bar] var bar: <implicit>
 
 
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/B.bar), IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/C.bar] var bar: <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopyIntersection(mostSpecific=[FirPropertySymbol second/B.bar, FirPropertySymbol second/B.bar]), IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/C.bar] var bar: <implicit>
 
 
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> T}, baseSymbol=FirPropertySymbol second/C.bar), SubstitutedOverrideOriginalKey=second/C.bar] var bar: <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> T}, baseSymbol=FirPropertySymbol second/C.bar), SubstitutedOverrideOriginalKey=second/C.bar] var bar: <implicit>
 
 
 
@@ -30,7 +30,7 @@ public open [ResolvedTo(STATUS)] var bar: <implicit> = LAZY_EXPRESSION
     public [ResolvedTo(STATUS)] [ContainingClassKey=C] get(): <implicit>
     public [ResolvedTo(STATUS)] [ContainingClassKey=C] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={F -> T}, baseSymbol=FirPropertySymbol second/D.bar), SubstitutedOverrideOriginalKey=second/D.bar] var bar: <implicit>
+@R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={F -> T}, baseSymbol=FirPropertySymbol second/D.bar), SubstitutedOverrideOriginalKey=second/D.bar] var bar: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=B] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=B] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObjectScript.after.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObjectScript.after.txt
index 54b65001006..bc84063a6eb 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObjectScript.after.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObjectScript.after.txt
@@ -22,7 +22,7 @@ public open [ResolvedTo(BODY_RESOLVE)] [IntersectionOverrideOriginalKey=second/B
 
 
 
-public open [ResolvedTo(BODY_RESOLVE)] [IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/C.bar] var bar: R|T|
+public open [ResolvedTo(BODY_RESOLVE)] [IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/C.bar] var bar: R|T & Any|
 
 
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
index 07485136448..92d98bd467f 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/intersectionOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
@@ -2,27 +2,27 @@ public open override [ResolvedTo(BODY_RESOLVE)] fun foo([ResolvedTo(BODY_RESOLVE
     ^foo Q|kotlin/Unit|
 }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String}, baseSymbol=FirIntersectionOverrideFunctionSymbol second/B.foo), IntersectionOverrideOriginalKey=second/B.foo, SubstitutedOverrideOriginalKey=second/B.foo] fun foo([ResolvedTo(STATUS)] x: R|@R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String}, baseSymbol=FirIntersectionOverrideFunctionSymbol second/B.foo), IntersectionOverrideOriginalKey=second/B.foo, SubstitutedOverrideOriginalKey=second/B.foo] fun foo([ResolvedTo(STATUS)] x: R|@R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirNamedFunctionSymbol second/B.foo), IntersectionOverrideOriginalKey=second/B.foo, SubstitutedOverrideOriginalKey=second/C.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopyIntersection(mostSpecific=[FirNamedFunctionSymbol second/B.foo, FirNamedFunctionSymbol second/B.foo]), IntersectionOverrideOriginalKey=second/B.foo, SubstitutedOverrideOriginalKey=second/C.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> T}, baseSymbol=FirNamedFunctionSymbol second/C.foo), SubstitutedOverrideOriginalKey=second/C.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> T}, baseSymbol=FirNamedFunctionSymbol second/C.foo), SubstitutedOverrideOriginalKey=second/C.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun foo([ResolvedTo(STATUS)] x: R|T| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={F -> T}, baseSymbol=FirNamedFunctionSymbol second/D.foo), SubstitutedOverrideOriginalKey=second/D.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={F -> T}, baseSymbol=FirNamedFunctionSymbol second/D.foo), SubstitutedOverrideOriginalKey=second/D.foo] fun foo([ResolvedTo(STATUS)] x: R|T| = STUB): <implicit>
 
 public open [ResolvedTo(STATUS)] fun foo([ResolvedTo(STATUS)] x: R|F| = LAZY_EXPRESSION): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String}, baseSymbol=FirIntersectionOverridePropertySymbol second/B.bar), IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/B.bar] var bar: <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(str = <strcat>(String(object ), R|second/constant|))  kotlin/String}, baseSymbol=FirIntersectionOverridePropertySymbol second/B.bar), IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/B.bar] var bar: <implicit>
 
 
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty, baseSymbol=FirPropertySymbol second/B.bar), IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/C.bar] var bar: <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopyIntersection(mostSpecific=[FirPropertySymbol second/B.bar, FirPropertySymbol second/B.bar]), IntersectionOverrideOriginalKey=second/B.bar, SubstitutedOverrideOriginalKey=second/C.bar] var bar: <implicit>
 
 
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> T}, baseSymbol=FirPropertySymbol second/C.bar), SubstitutedOverrideOriginalKey=second/C.bar] var bar: <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> T}, baseSymbol=FirPropertySymbol second/C.bar), SubstitutedOverrideOriginalKey=second/C.bar] var bar: <implicit>
 
 
 
@@ -30,7 +30,7 @@ public open [ResolvedTo(STATUS)] var bar: <implicit> = LAZY_EXPRESSION
     public [ResolvedTo(STATUS)] [ContainingClassKey=C] get(): <implicit>
     public [ResolvedTo(STATUS)] [ContainingClassKey=C] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
-@R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={F -> T}, baseSymbol=FirPropertySymbol second/D.bar), SubstitutedOverrideOriginalKey=second/D.bar] var bar: <implicit>
+@R|second/Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={F -> T}, baseSymbol=FirPropertySymbol second/D.bar), SubstitutedOverrideOriginalKey=second/D.bar] var bar: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=B] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=B] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideAnonymousObject.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideAnonymousObject.before.txt
index 206708c19fa..b2a7d17377e 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideAnonymousObject.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideAnonymousObject.before.txt
@@ -2,7 +2,7 @@ public open override [ResolvedTo(BODY_RESOLVE)] fun isSchemeFile([ResolvedTo(BOD
     ^isSchemeFile !=(R|<local>/name|, String(str))
 }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|second/Anno|(str = <strcat>(String(super1 ), R|second/constant|))  kotlin/Int | MUTABLE_SCHEME -> @R|second/Anno|(str = <strcat>(String(super2 ), R|second/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol second/LazySchemeProcessor.isSchemeFile), SubstitutedOverrideOriginalKey=second/LazySchemeProcessor.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|second/Anno|(str = <strcat>(String(super1 ), R|second/constant|))  kotlin/Int | MUTABLE_SCHEME -> @R|second/Anno|(str = <strcat>(String(super2 ), R|second/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol second/LazySchemeProcessor.isSchemeFile), SubstitutedOverrideOriginalKey=second/LazySchemeProcessor.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit>
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit> { LAZY_BLOCK }
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
index 206708c19fa..b2a7d17377e 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideAnonymousObjectScript.before.txt
@@ -2,7 +2,7 @@ public open override [ResolvedTo(BODY_RESOLVE)] fun isSchemeFile([ResolvedTo(BOD
     ^isSchemeFile !=(R|<local>/name|, String(str))
 }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|second/Anno|(str = <strcat>(String(super1 ), R|second/constant|))  kotlin/Int | MUTABLE_SCHEME -> @R|second/Anno|(str = <strcat>(String(super2 ), R|second/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol second/LazySchemeProcessor.isSchemeFile), SubstitutedOverrideOriginalKey=second/LazySchemeProcessor.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|second/Anno|(str = <strcat>(String(super1 ), R|second/constant|))  kotlin/Int | MUTABLE_SCHEME -> @R|second/Anno|(str = <strcat>(String(super2 ), R|second/constant|))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol second/LazySchemeProcessor.isSchemeFile), SubstitutedOverrideOriginalKey=second/LazySchemeProcessor.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit>
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit> { LAZY_BLOCK }
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideClass.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideClass.before.txt
index a53d11ce44c..593eb40f15e 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideClass.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideClass.before.txt
@@ -1,6 +1,6 @@
 public open override [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|second/Anno|(<strcat>(String(super1 ), constant#))  kotlin/Int | MUTABLE_SCHEME -> @R|second/Anno|(<strcat>(String(super2 ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol second/LazySchemeProcessor.isSchemeFile), SubstitutedOverrideOriginalKey=second/LazySchemeProcessor.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|second/Anno|(<strcat>(String(super1 ), constant#))  kotlin/Int | MUTABLE_SCHEME -> @R|second/Anno|(<strcat>(String(super2 ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol second/LazySchemeProcessor.isSchemeFile), SubstitutedOverrideOriginalKey=second/LazySchemeProcessor.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit>
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit> { LAZY_BLOCK }
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideClassScript.before.txt b/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideClassScript.before.txt
index a53d11ce44c..593eb40f15e 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideClassScript.before.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveScopes/substitutionOverrideWithImplicitTypeInsideClassScript.before.txt
@@ -1,6 +1,6 @@
 public open override [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit> { LAZY_BLOCK }
 
-public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={SCHEME -> @R|second/Anno|(<strcat>(String(super1 ), constant#))  kotlin/Int | MUTABLE_SCHEME -> @R|second/Anno|(<strcat>(String(super2 ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol second/LazySchemeProcessor.isSchemeFile), SubstitutedOverrideOriginalKey=second/LazySchemeProcessor.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit>
+public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={SCHEME -> @R|second/Anno|(<strcat>(String(super1 ), constant#))  kotlin/Int | MUTABLE_SCHEME -> @R|second/Anno|(<strcat>(String(super2 ), constant#))  kotlin/Int}, baseSymbol=FirNamedFunctionSymbol second/LazySchemeProcessor.isSchemeFile), SubstitutedOverrideOriginalKey=second/LazySchemeProcessor.isSchemeFile] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit>
 
 public open [ResolvedTo(STATUS)] fun isSchemeFile([ResolvedTo(STATUS)] name: R|kotlin/CharSequence|): <implicit> { LAZY_BLOCK }
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitType.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitType.lazyResolve.txt
index d9db55f1b19..6601348aa26 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitType.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitType.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(STATUS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(STATUS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
@@ -28,7 +28,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     public? final? [ResolvedTo(RAW_FIR)] fun explicitType(): @Anno[Unresolved](LAZY_EXPRESSION) List<@Anno[Unresolved](LAZY_EXPRESSION) List<@Anno[Unresolved](LAZY_EXPRESSION) Int>> { LAZY_BLOCK }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
@@ -57,7 +57,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     public? final? [ResolvedTo(RAW_FIR)] fun explicitType(): @Anno[Unresolved](LAZY_EXPRESSION) List<@Anno[Unresolved](LAZY_EXPRESSION) List<@Anno[Unresolved](LAZY_EXPRESSION) Int>> { LAZY_BLOCK }
 
 CONTRACTS:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(CONTRACTS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(CONTRACTS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitType.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeScript.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeScript.lazyResolve.txt
index 71dc0ed5018..f5ee78e8309 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeScript.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeScript.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(STATUS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(STATUS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -37,7 +37,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -75,7 +75,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
 
 
 CONTRACTS:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(CONTRACTS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(CONTRACTS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeScript.kts
     context(<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|)
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeUnavailable.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeUnavailable.lazyResolve.txt
index 58adb5412ad..ca11a37963b 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeUnavailable.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeUnavailable.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(STATUS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(STATUS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailable.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
@@ -37,7 +37,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailable.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailable.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
@@ -75,7 +75,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailable.kt
     }
 
 CONTRACTS:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(CONTRACTS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(CONTRACTS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailable.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeUnavailableScript.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeUnavailableScript.lazyResolve.txt
index c6389653640..3adbbd951a1 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeUnavailableScript.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/delegate/delegateWithImplicitTypeUnavailableScript.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(STATUS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(STATUS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailableScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -44,7 +44,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailableScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailableScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -89,7 +89,7 @@ FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailableScript.kts
 
 
 CONTRACTS:
-TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(CONTRACTS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
+TARGET: @R|Anno|[Types](LAZY_EXPRESSION) public open [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor=Empty then {F -> F}, baseSymbol=FirNamedFunctionSymbol /OriginalInterface.implicitType), DelegatedWrapperDataKey=[wrapped=FirNamedFunctionSymbol /OriginalInterface.implicitType, containingClass=Derived, delegateField=FirFieldSymbol /Derived.$$delegate_0] fun <@R|Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|Anno|(<strcat>(String(bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested bound ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested bound ), prop#))  kotlin/String>>|> @RECEIVER:R|Anno|[Types](LAZY_EXPRESSION) R|@R|Anno|(<strcat>(String(receiver type ), prop#))  kotlin/collections/Collection<@R|Anno|(<strcat>(String(nested receiver type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested receiver type ), prop#))  kotlin/String>>|.implicitType([ResolvedTo(CONTRACTS)] @R|Anno|[Types](LAZY_EXPRESSION) param: R|@R|Anno|(<strcat>(String(parameter type ), prop#))  kotlin/collections/ListIterator<@R|Anno|(<strcat>(String(nested parameter type ), prop#))  kotlin/collections/List<@R|Anno|(<strcat>(String(nested nested parameter type ), prop#))  kotlin/String>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] delegateWithImplicitTypeUnavailableScript.kts
     context(<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|)
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunction.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunction.lazyResolve.txt
index 53e3b1f2c4b..a3f30517c11 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunction.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunction.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(STATUS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(STATUS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunction.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
@@ -31,7 +31,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitFunction.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunction.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
@@ -63,7 +63,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitFunction.kt
     }
 
 CONTRACTS:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(CONTRACTS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(CONTRACTS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunction.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionScript.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionScript.lazyResolve.txt
index 8ebfe4cd792..78174f02555 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionScript.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionScript.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(STATUS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(STATUS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -39,7 +39,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitFunctionScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -79,7 +79,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitFunctionScript.kts
 
 
 CONTRACTS:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(CONTRACTS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(CONTRACTS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionScript.kts
     context(<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|)
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionUnavailable.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionUnavailable.lazyResolve.txt
index bf2b31fab8e..7ecd6358bc1 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionUnavailable.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionUnavailable.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(STATUS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(STATUS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailable.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
@@ -39,7 +39,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailable.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailable.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
@@ -79,7 +79,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailable.kt
     }
 
 CONTRACTS:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(CONTRACTS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(CONTRACTS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailable.kt
     @R|kotlin/annotation/Target|[CompilerRequiredAnnotations](Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.TYPE_PARAMETER|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.FUNCTION|, Q|kotlin/annotation/AnnotationTarget|.R|kotlin/annotation/AnnotationTarget.VALUE_PARAMETER|) public final? [ResolvedTo(COMPILER_REQUIRED_ANNOTATIONS)] annotation class Anno : R|kotlin/Annotation| {
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionUnavailableScript.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionUnavailableScript.lazyResolve.txt
index d2809d75799..1bee7f1e215 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionUnavailableScript.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitFunctionUnavailableScript.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(STATUS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(STATUS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailableScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -46,7 +46,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailableScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(EXPECT_ACTUAL_MATCHING)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailableScript.kts
     context(<script>@kotlin.script.templates.standard.ScriptTemplateWithArgs)
@@ -93,7 +93,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailableScript.kts
 
 
 CONTRACTS:
-TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(CONTRACTS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
+TARGET: @R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirNamedFunctionSymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] fun <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested bound type ), constant#))  kotlin/String>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested receiver type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|.resolveMe([ResolvedTo(CONTRACTS)] @R|second/Anno|[Types](LAZY_EXPRESSION) param: R|@R|second/Anno|(<strcat>(String(param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested param type ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested param type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|): <implicit>
 
 FILE: [ResolvedTo(IMPORTS)] implicitFunctionUnavailableScript.kts
     context(<script>@R|kotlin/script/templates/standard/ScriptTemplateWithArgs|)
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitProperty.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitProperty.lazyResolve.txt
index 4bd25251517..c7dbba1106d 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitProperty.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitProperty.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -35,7 +35,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitProperty.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -71,7 +71,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitProperty.kt
     }
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyAndReceiver.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyAndReceiver.lazyResolve.txt
index a893a219829..6701a9c6533 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyAndReceiver.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyAndReceiver.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -41,7 +41,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyAndReceiver.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -83,7 +83,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyAndReceiver.kt
     }
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyAndReceiverScript.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyAndReceiverScript.lazyResolve.txt
index 974bf7adc77..7d7464c24c0 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyAndReceiverScript.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyAndReceiverScript.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(STATUS)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -50,7 +50,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyAndReceiverScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(EXPECT_ACTUAL_MATCHING)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -101,7 +101,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyAndReceiverScript.kts
 
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type argument: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>} then {F -> F}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var <@R|second/Anno|[Types](LAZY_EXPRESSION) [ResolvedTo(CONTRACTS)] F : R|@R|second/Anno|(<strcat>(String(bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested bound ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested bound ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>>|> @RECEIVER:R|second/Anno|[Types](LAZY_EXPRESSION) R|@R|second/Anno|(<strcat>(String(receiver type ), constant#))  second/Pair<@R|second/Anno|(<strcat>(String(nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(type argument: ), constant#))  @R|second/Anno|(<strcat>(String(nested nested left receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type argument: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type argument: ), constant#))  kotlin/String>>>, @R|second/Anno|(<strcat>(String(nested right receiver type ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested nested right receiver type ), constant#))  F>>|.resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyScript.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyScript.lazyResolve.txt
index 6cb42d6fecd..0b4d32e01d8 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyScript.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyScript.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -50,7 +50,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -101,7 +101,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyScript.kts
 
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyUnavailable.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyUnavailable.lazyResolve.txt
index 80d5657b2aa..f9f8b5e1389 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyUnavailable.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyUnavailable.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -43,7 +43,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyUnavailable.kt
     }
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -87,7 +87,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyUnavailable.kt
     }
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyUnavailableScript.lazyResolve.txt b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyUnavailableScript.lazyResolve.txt
index 0dffd95c811..3b5fc5958cb 100644
--- a/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyUnavailableScript.lazyResolve.txt
+++ b/analysis/low-level-api-fir/testData/lazyResolveTypeAnnotations/substitutionOverride/implicitPropertyUnavailableScript.lazyResolve.txt
@@ -1,5 +1,5 @@
 STATUS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(STATUS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(STATUS)] [ContainingClassKey=SubClass] set([ResolvedTo(STATUS)] value: <implicit>): R|kotlin/Unit|
 
@@ -50,7 +50,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyUnavailableScript.kts
 
 
 EXPECT_ACTUAL_MATCHING:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(EXPECT_ACTUAL_MATCHING)] [ContainingClassKey=SubClass] set([ResolvedTo(EXPECT_ACTUAL_MATCHING)] value: <implicit>): R|kotlin/Unit|
 
@@ -101,7 +101,7 @@ FILE: [ResolvedTo(IMPORTS)] implicitPropertyUnavailableScript.kts
 
 
 CONTRACTS:
-TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopySubstitutionKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
+TARGET: @PROPERTY:R|second/Anno|[Types](LAZY_EXPRESSION) public final [ResolvedTo(CONTRACTS)] [CallableCopyDeferredReturnTypeCalculationKey=CallableCopySubstitution(substitutor={T -> @R|second/Anno|(<strcat>(String(type param: ), constant#))  kotlin/collections/List<@R|second/Anno|(<strcat>(String(nested type param: ), constant#))  kotlin/collections/Collection<@R|second/Anno|(<strcat>(String(nested nested type param: ), constant#))  kotlin/String>>}, baseSymbol=FirPropertySymbol second/AbstractClass.resolveMe), SubstitutedOverrideOriginalKey=second/AbstractClass.resolveMe] var resolveMe: <implicit>
     @PROPERTY_GETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] get(): <implicit>
     @PROPERTY_SETTER:R|second/Anno|[Types](LAZY_EXPRESSION) public [ResolvedTo(CONTRACTS)] [ContainingClassKey=SubClass] set([ResolvedTo(CONTRACTS)] value: <implicit>): R|kotlin/Unit|
 
diff --git a/compiler/fir/java/src/org/jetbrains/kotlin/fir/scopes/jvm/JvmMappedScope.kt b/compiler/fir/java/src/org/jetbrains/kotlin/fir/scopes/jvm/JvmMappedScope.kt
index a364e227b4e..67e1dbb9495 100644
--- a/compiler/fir/java/src/org/jetbrains/kotlin/fir/scopes/jvm/JvmMappedScope.kt
+++ b/compiler/fir/java/src/org/jetbrains/kotlin/fir/scopes/jvm/JvmMappedScope.kt
@@ -298,7 +298,7 @@ class JvmMappedScope(
             newTypeParameters = null,
             newContextReceiverTypes = emptyList(),
             isExpect = false,
-            callableCopySubstitutionForTypeUpdater = null,
+            deferredReturnTypeCalculation = null,
             newSource = oldConstructor.source,
         )
         return newSymbol
diff --git a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/CallableCopyTypeCalculator.kt b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/CallableCopyTypeCalculator.kt
index 6d58f41e966..9e9b50b797b 100644
--- a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/CallableCopyTypeCalculator.kt
+++ b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/CallableCopyTypeCalculator.kt
@@ -5,6 +5,7 @@
 
 package org.jetbrains.kotlin.fir.scopes
 
+import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.declarations.FirCallableDeclaration
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationDataKey
@@ -12,7 +13,10 @@ import org.jetbrains.kotlin.fir.declarations.FirDeclarationDataRegistry
 import org.jetbrains.kotlin.fir.declarations.FirProperty
 import org.jetbrains.kotlin.fir.resolve.substitution.ConeSubstitutor
 import org.jetbrains.kotlin.fir.resolvedTypeFromPrototype
+import org.jetbrains.kotlin.fir.scopes.impl.FirTypeIntersectionScopeContext
 import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
+import org.jetbrains.kotlin.fir.symbols.impl.FirCallableSymbol
+import org.jetbrains.kotlin.fir.types.ConeKotlinType
 import org.jetbrains.kotlin.fir.types.FirResolvedTypeRef
 import org.jetbrains.kotlin.fir.types.FirTypeRef
 
@@ -27,28 +31,46 @@ abstract class CallableCopyTypeCalculator {
 
     abstract class AbstractCallableCopyTypeCalculator : CallableCopyTypeCalculator() {
         override fun computeReturnType(declaration: FirCallableDeclaration): FirResolvedTypeRef? {
-            val callableCopySubstitutionForTypeUpdater = declaration.attributes.callableCopySubstitutionForTypeUpdater
+            val callableCopyDeferredTypeCalculation = declaration.attributes.callableCopyDeferredTypeCalculation
                 ?: return declaration.getResolvedTypeRef()
 
             // TODO: drop synchronized in KT-60385
-            synchronized(callableCopySubstitutionForTypeUpdater) {
-                if (declaration.attributes.callableCopySubstitutionForTypeUpdater == null) {
+            synchronized(callableCopyDeferredTypeCalculation) {
+                if (declaration.attributes.callableCopyDeferredTypeCalculation == null) {
                     return declaration.returnTypeRef as FirResolvedTypeRef
                 }
 
-                val (substitutor, baseSymbol) = callableCopySubstitutionForTypeUpdater
-                val baseDeclaration = baseSymbol.fir as FirCallableDeclaration
-                val baseReturnType = computeReturnType(baseDeclaration)?.type ?: return null
-                val coneType = substitutor.substituteOrSelf(baseReturnType)
-                val returnType = declaration.returnTypeRef.resolvedTypeFromPrototype(coneType)
-                declaration.replaceReturnTypeRef(returnType)
+                val returnType = when (callableCopyDeferredTypeCalculation) {
+                    is CallableCopySubstitution -> computeSubstitution(callableCopyDeferredTypeCalculation)
+                    is CallableCopyIntersection -> computeIntersection(callableCopyDeferredTypeCalculation)
+                } ?: return null
+                val returnTypeRef = declaration.returnTypeRef.resolvedTypeFromPrototype(returnType)
+
+                declaration.replaceReturnTypeRef(returnTypeRef)
                 if (declaration is FirProperty) {
-                    declaration.getter?.replaceReturnTypeRef(returnType)
-                    declaration.setter?.valueParameters?.firstOrNull()?.replaceReturnTypeRef(returnType)
+                    declaration.getter?.replaceReturnTypeRef(returnTypeRef)
+                    declaration.setter?.valueParameters?.firstOrNull()?.replaceReturnTypeRef(returnTypeRef)
                 }
 
-                declaration.attributes.callableCopySubstitutionForTypeUpdater = null
-                return returnType
+                declaration.attributes.callableCopyDeferredTypeCalculation = null
+
+                return returnTypeRef
+            }
+        }
+
+        private fun computeSubstitution(callableCopySubstitutionForTypeUpdater: CallableCopySubstitution): ConeKotlinType? {
+            val (substitutor, baseSymbol) = callableCopySubstitutionForTypeUpdater
+            val baseDeclaration = baseSymbol.fir as FirCallableDeclaration
+            val baseReturnType = computeReturnType(baseDeclaration)?.type ?: return null
+            val coneType = substitutor.substituteOrSelf(baseReturnType)
+
+            return coneType
+        }
+
+        private fun computeIntersection(callableCopyIntersection: CallableCopyIntersection): ConeKotlinType? {
+            val (mostSpecific, session) = callableCopyIntersection
+            return FirTypeIntersectionScopeContext.intersectReturnTypes(mostSpecific, session) {
+                computeReturnType(this)?.type
             }
         }
 
@@ -65,13 +87,24 @@ abstract class CallableCopyTypeCalculator {
 
 // ---------------------------------------------------------------------------------------------------------------------------------------
 
-private object CallableCopySubstitutionKey : FirDeclarationDataKey()
+private object CallableCopyDeferredReturnTypeCalculationKey : FirDeclarationDataKey()
 
-var FirDeclarationAttributes.callableCopySubstitutionForTypeUpdater: CallableCopySubstitution? by FirDeclarationDataRegistry.attributesAccessor(
-    CallableCopySubstitutionKey
+var FirDeclarationAttributes.callableCopyDeferredTypeCalculation: CallableCopyDeferredReturnTypeCalculation? by FirDeclarationDataRegistry.attributesAccessor(
+    CallableCopyDeferredReturnTypeCalculationKey
 )
 
+sealed class CallableCopyDeferredReturnTypeCalculation
+
 data class CallableCopySubstitution internal constructor(
     val substitutor: ConeSubstitutor,
     val baseSymbol: FirBasedSymbol<*>
-)
+) : CallableCopyDeferredReturnTypeCalculation()
+
+data class CallableCopyIntersection internal constructor(
+    val mostSpecific: Collection<FirCallableSymbol<*>>,
+    val session: FirSession,
+) : CallableCopyDeferredReturnTypeCalculation() {
+    override fun toString(): String {
+        return "CallableCopyIntersection(mostSpecific=$mostSpecific)"
+    }
+}
\ No newline at end of file
diff --git a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirFakeOverrideGenerator.kt b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirFakeOverrideGenerator.kt
index 09a341f26e3..5a2c5c24122 100644
--- a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirFakeOverrideGenerator.kt
+++ b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirFakeOverrideGenerator.kt
@@ -20,8 +20,9 @@ import org.jetbrains.kotlin.fir.resolve.substitution.ChainedSubstitutor
 import org.jetbrains.kotlin.fir.resolve.substitution.ConeSubstitutor
 import org.jetbrains.kotlin.fir.resolve.substitution.substitutorByMap
 import org.jetbrains.kotlin.fir.resolve.toSymbol
+import org.jetbrains.kotlin.fir.scopes.CallableCopyDeferredReturnTypeCalculation
 import org.jetbrains.kotlin.fir.scopes.CallableCopySubstitution
-import org.jetbrains.kotlin.fir.scopes.callableCopySubstitutionForTypeUpdater
+import org.jetbrains.kotlin.fir.scopes.callableCopyDeferredTypeCalculation
 import org.jetbrains.kotlin.fir.symbols.ConeClassLikeLookupTag
 import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
 import org.jetbrains.kotlin.fir.symbols.impl.*
@@ -98,7 +99,7 @@ object FirFakeOverrideGenerator {
             newReceiverType,
             newContextReceiverTypes,
             newReturnType,
-            callableCopySubstitutionForTypeUpdater = callableCopySubstitutionForTypeUpdater
+            deferredReturnTypeCalculation = callableCopySubstitutionForTypeUpdater
         ).apply {
             originalForSubstitutionOverrideAttr = baseFunction
         }
@@ -119,7 +120,7 @@ object FirFakeOverrideGenerator {
         newReturnType: ConeKotlinType? = null,
         newModality: Modality? = null,
         newVisibility: Visibility? = null,
-        callableCopySubstitutionForTypeUpdater: CallableCopySubstitution? = null,
+        deferredReturnTypeCalculation: CallableCopyDeferredReturnTypeCalculation? = null,
         newSource: KtSourceElement? = null,
     ): FirSimpleFunction = buildSimpleFunction {
         source = newSource ?: derivedClassLookupTag?.toSymbol(session)?.source ?: baseFunction.source
@@ -134,7 +135,7 @@ object FirFakeOverrideGenerator {
         attributes = baseFunction.attributes.copy()
         typeParameters += configureAnnotationsTypeParametersAndSignature(
             session, baseFunction, newParameterTypes, newTypeParameters,
-            newReceiverType, newContextReceiverTypes, newReturnType, callableCopySubstitutionForTypeUpdater, newSymbol
+            newReceiverType, newContextReceiverTypes, newReturnType, deferredReturnTypeCalculation, newSymbol
         ).filterIsInstance<FirTypeParameter>()
         deprecationsProvider = baseFunction.deprecationsProvider
     }.apply {
@@ -153,7 +154,7 @@ object FirFakeOverrideGenerator {
         newContextReceiverTypes: List<ConeKotlinType?>?,
         newTypeParameters: List<FirTypeParameterRef>?,
         isExpect: Boolean,
-        callableCopySubstitutionForTypeUpdater: CallableCopySubstitution?,
+        deferredReturnTypeCalculation: CallableCopyDeferredReturnTypeCalculation?,
         newSource: KtSourceElement? = null,
     ): FirConstructor = buildConstructor {
         // TODO: consider using here some light-weight functions instead of pseudo-real FirMemberFunctionImpl
@@ -179,7 +180,7 @@ object FirFakeOverrideGenerator {
             newReceiverType = null,
             newContextReceiverTypes,
             newReturnType,
-            callableCopySubstitutionForTypeUpdater,
+            deferredReturnTypeCalculation,
             fakeOverrideSymbol
         )
 
@@ -201,7 +202,7 @@ object FirFakeOverrideGenerator {
         newReceiverType: ConeKotlinType?,
         newContextReceiverTypes: List<ConeKotlinType?>?,
         newReturnType: ConeKotlinType?,
-        callableCopySubstitutionForTypeUpdater: CallableCopySubstitution?,
+        deferredReturnTypeCalculation: CallableCopyDeferredReturnTypeCalculation?,
         symbolForOverride: FirFunctionSymbol<*>,
     ): List<FirTypeParameterRef> {
         return when {
@@ -213,7 +214,7 @@ object FirFakeOverrideGenerator {
                     newReceiverType,
                     newContextReceiverTypes,
                     newReturnType,
-                    callableCopySubstitutionForTypeUpdater,
+                    deferredReturnTypeCalculation,
                     origin,
                 )
                 emptyList()
@@ -253,7 +254,7 @@ object FirFakeOverrideGenerator {
                     newReceiverType,
                     newContextReceiverTypes,
                     newReturnType,
-                    callableCopySubstitutionForTypeUpdater,
+                    deferredReturnTypeCalculation,
                     origin,
                 )
                 newTypeParameters
@@ -268,21 +269,21 @@ object FirFakeOverrideGenerator {
         newReceiverType: ConeKotlinType?,
         newContextReceiverTypes: List<ConeKotlinType?>?,
         newReturnType: ConeKotlinType?,
-        callableCopySubstitutionForTypeUpdater: CallableCopySubstitution?,
+        deferredTypeCalculation: CallableCopyDeferredReturnTypeCalculation?,
         origin: FirDeclarationOrigin,
     ) {
         checkStatusIsResolved(baseFunction)
         annotations += baseFunction.annotations
 
         @Suppress("NAME_SHADOWING")
-        val callableCopySubstitutionForTypeUpdater = callableCopySubstitutionForTypeUpdater
+        val deferredTypeCalculation = deferredTypeCalculation
             ?: runIf(baseFunction.returnTypeRef is FirImplicitTypeRef) {
                 CallableCopySubstitution(ConeSubstitutor.Empty, baseFunction.symbol)
             }
 
-        if (callableCopySubstitutionForTypeUpdater != null) {
+        if (deferredTypeCalculation != null) {
             returnTypeRef = FirImplicitTypeRefImplWithoutSource
-            attributes.callableCopySubstitutionForTypeUpdater = callableCopySubstitutionForTypeUpdater
+            attributes.callableCopyDeferredTypeCalculation = deferredTypeCalculation
         } else {
             returnTypeRef = baseFunction.returnTypeRef.withReplacedReturnType(newReturnType)
         }
@@ -354,7 +355,7 @@ object FirFakeOverrideGenerator {
         createCopyForFirProperty(
             symbolForSubstitutionOverride, baseProperty, derivedClassLookupTag, session, origin,
             isExpect, newDispatchReceiverType, newTypeParameters, newReceiverType, newContextReceiverTypes, newReturnType,
-            callableCopySubstitutionForTypeUpdater = callableCopySubstitutionForTypeUpdater
+            deferredReturnTypeCalculation = callableCopySubstitutionForTypeUpdater
         ).apply {
             originalForSubstitutionOverrideAttr = baseProperty
         }
@@ -383,7 +384,7 @@ object FirFakeOverrideGenerator {
         newReturnType: ConeKotlinType? = null,
         newModality: Modality? = null,
         newVisibility: Visibility? = null,
-        callableCopySubstitutionForTypeUpdater: CallableCopySubstitution? = null,
+        deferredReturnTypeCalculation: CallableCopyDeferredReturnTypeCalculation? = null,
     ): FirProperty = buildProperty {
         source = derivedClassLookupTag?.toSymbol(session)?.source ?: baseProperty.source
         moduleData = session.nullableModuleData ?: baseProperty.moduleData
@@ -404,7 +405,7 @@ object FirFakeOverrideGenerator {
             newReceiverType,
             newContextReceiverTypes,
             newReturnType,
-            callableCopySubstitutionForTypeUpdater
+            deferredReturnTypeCalculation
         )
         deprecationsProvider = baseProperty.deprecationsProvider
 
@@ -529,7 +530,7 @@ object FirFakeOverrideGenerator {
         newReturnType: ConeKotlinType? = null,
         newModality: Modality? = null,
         newVisibility: Visibility? = null,
-        callableCopySubstitutionForTypeUpdater: CallableCopySubstitution? = null,
+        deferredReturnTypeCalculation: CallableCopyDeferredReturnTypeCalculation? = null,
     ): FirField = buildField {
         source = baseField.source
         moduleData = session.nullableModuleData ?: baseField.moduleData
@@ -544,7 +545,7 @@ object FirFakeOverrideGenerator {
         attributes = baseField.attributes.copy()
         configureAnnotationsAndSignature(
             baseField, newReceiverType, newContextReceiverTypes, newReturnType,
-            callableCopySubstitutionForTypeUpdater, updateReceiver = false
+            deferredReturnTypeCalculation, updateReceiver = false
         )
         deprecationsProvider = baseField.deprecationsProvider
     }.apply {
@@ -558,12 +559,12 @@ object FirFakeOverrideGenerator {
         newReceiverType: ConeKotlinType?,
         newContextReceiverTypes: List<ConeKotlinType?>?,
         newReturnType: ConeKotlinType?,
-        callableCopySubstitutionForTypeUpdater: CallableCopySubstitution?,
+        deferredReturnTypeCalculation: CallableCopyDeferredReturnTypeCalculation?,
     ): List<FirTypeParameter> {
         return when {
             baseProperty.typeParameters.isEmpty() -> {
                 configureAnnotationsAndSignature(
-                    baseProperty, newReceiverType, newContextReceiverTypes, newReturnType, callableCopySubstitutionForTypeUpdater
+                    baseProperty, newReceiverType, newContextReceiverTypes, newReturnType, deferredReturnTypeCalculation
                 )
                 emptyList()
             }
@@ -586,7 +587,7 @@ object FirFakeOverrideGenerator {
             }
             else -> {
                 configureAnnotationsAndSignature(
-                    baseProperty, newReceiverType, newContextReceiverTypes, newReturnType, callableCopySubstitutionForTypeUpdater
+                    baseProperty, newReceiverType, newContextReceiverTypes, newReturnType, deferredReturnTypeCalculation
                 )
                 newTypeParameters
             }
@@ -630,21 +631,21 @@ object FirFakeOverrideGenerator {
         newReceiverType: ConeKotlinType?,
         newContextReceiverTypes: List<ConeKotlinType?>?,
         newReturnType: ConeKotlinType?,
-        callableCopySubstitutionForTypeUpdater: CallableCopySubstitution?,
+        deferredReturnTypeCalculation: CallableCopyDeferredReturnTypeCalculation?,
         updateReceiver: Boolean = true,
     ) {
         checkStatusIsResolved(baseVariable)
         annotations += baseVariable.annotations
 
         @Suppress("NAME_SHADOWING")
-        val callableCopySubstitutionForTypeUpdater = callableCopySubstitutionForTypeUpdater
+        val deferredReturnTypeCalculation = deferredReturnTypeCalculation
             ?: runIf(baseVariable.returnTypeRef is FirImplicitTypeRef) {
                 CallableCopySubstitution(ConeSubstitutor.Empty, baseVariable.symbol)
             }
 
-        if (callableCopySubstitutionForTypeUpdater != null) {
+        if (deferredReturnTypeCalculation != null) {
             returnTypeRef = FirImplicitTypeRefImplWithoutSource
-            attributes.callableCopySubstitutionForTypeUpdater = callableCopySubstitutionForTypeUpdater
+            attributes.callableCopyDeferredTypeCalculation = deferredReturnTypeCalculation
         } else {
             returnTypeRef = baseVariable.returnTypeRef.withReplacedReturnType(newReturnType)
         }
diff --git a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirTypeIntersectionScopeContext.kt b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirTypeIntersectionScopeContext.kt
index 42f3e489b79..d44d0b7c322 100644
--- a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirTypeIntersectionScopeContext.kt
+++ b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/scopes/impl/FirTypeIntersectionScopeContext.kt
@@ -347,6 +347,7 @@ class FirTypeIntersectionScopeContext(
             keyFir.name
         )
         val newSymbol = FirIntersectionOverrideFunctionSymbol(callableId, overrides)
+        val deferredReturnTypeCalculation = deferredReturnTypeCalculationOrNull(mostSpecific)
         FirFakeOverrideGenerator.createCopyForFirFunction(
             newSymbol, keyFir, derivedClassLookupTag = null, session,
             FirDeclarationOrigin.IntersectionOverride,
@@ -354,7 +355,8 @@ class FirTypeIntersectionScopeContext(
             newModality = newModality,
             newVisibility = newVisibility,
             newDispatchReceiverType = dispatchReceiverType,
-            newReturnType = if (!forClassUseSiteScope) intersectReturnTypes(mostSpecific) else null,
+            deferredReturnTypeCalculation = deferredReturnTypeCalculation,
+            newReturnType = if (!forClassUseSiteScope && deferredReturnTypeCalculation == null) intersectReturnTypes(mostSpecific) else null,
         ).apply {
             originalForIntersectionOverrideAttr = keyFir
         }
@@ -371,7 +373,7 @@ class FirTypeIntersectionScopeContext(
             mostSpecific,
             overrides,
             ::FirIntersectionOverridePropertySymbol,
-        ) { symbol, fir, returnType ->
+        ) { symbol, fir, deferredReturnTypeCalculation, returnType ->
             FirFakeOverrideGenerator.createCopyForFirProperty(
                 symbol, fir, derivedClassLookupTag = null, session,
                 FirDeclarationOrigin.IntersectionOverride,
@@ -379,6 +381,7 @@ class FirTypeIntersectionScopeContext(
                 newModality = newModality,
                 newVisibility = newVisibility,
                 newDispatchReceiverType = dispatchReceiverType,
+                deferredReturnTypeCalculation = deferredReturnTypeCalculation,
                 // If any of the properties are vars and the types are not equal, these declarations are conflicting
                 // anyway and their uses should result in an overload resolution error.
                 newReturnType = returnType
@@ -396,7 +399,7 @@ class FirTypeIntersectionScopeContext(
             mostSpecific,
             overrides,
             ::FirIntersectionOverrideFieldSymbol
-        ) { symbol, fir, returnType ->
+        ) { symbol, fir, deferredReturnTypeCalculation, returnType ->
             FirFakeOverrideGenerator.createCopyForFirField(
                 symbol, fir, derivedClassLookupTag = null, session,
                 FirDeclarationOrigin.IntersectionOverride,
@@ -404,6 +407,7 @@ class FirTypeIntersectionScopeContext(
                 newModality = newModality,
                 newVisibility = newVisibility,
                 newDispatchReceiverType = dispatchReceiverType,
+                deferredReturnTypeCalculation = deferredReturnTypeCalculation,
                 // If any of the properties are vars and the types are not equal, these declarations are conflicting
                 // anyway and their uses should result in an overload resolution error.
                 newReturnType = returnType
@@ -415,32 +419,46 @@ class FirTypeIntersectionScopeContext(
         mostSpecific: Collection<FirCallableSymbol<*>>,
         overrides: Collection<FirCallableSymbol<*>>,
         createIntersectionOverrideSymbol: (CallableId, Collection<FirCallableSymbol<*>>) -> S,
-        createCopy: (S, F, returnType: ConeKotlinType?) -> F
+        createCopy: (S, F, deferredReturnTypeCalculation: CallableCopyDeferredReturnTypeCalculation?, returnType: ConeKotlinType?) -> F
     ): S {
         val key = mostSpecific.first() as S
         val keyFir = key.fir
         val callableId = CallableId(dispatchReceiverType.classId ?: keyFir.dispatchReceiverClassLookupTagOrNull()?.classId!!, keyFir.name)
         val newSymbol = createIntersectionOverrideSymbol(callableId, overrides)
-        val newReturnType = runIf(!forClassUseSiteScope && mostSpecific.none { (it as FirVariableSymbol<*>).fir.isVar }) {
-            intersectReturnTypes(mostSpecific)
-        }
-        createCopy(newSymbol, keyFir, newReturnType).apply {
+        val deferredReturnTypeCalculation = deferredReturnTypeCalculationOrNull(mostSpecific)
+        val newReturnType =
+            runIf(!forClassUseSiteScope && mostSpecific.none { (it as FirVariableSymbol<*>).fir.isVar } && deferredReturnTypeCalculation == null) {
+                intersectReturnTypes(mostSpecific)
+            }
+        createCopy(newSymbol, keyFir, deferredReturnTypeCalculation, newReturnType).apply {
             originalForIntersectionOverrideAttr = keyFir
         }
         return newSymbol
     }
 
-    private fun intersectReturnTypes(overrides: Collection<FirCallableSymbol<*>>): ConeKotlinType? {
-        val key = overrides.first()
-        // Remap type parameters to the first declaration's:
-        //   (fun <A, B> foo(): B) & (fun <C, D> foo(): D?) -> (fun <A, B> foo(): B & B?)
-        val substituted = overrides.mapNotNull {
-            val returnType = it.fir.returnTypeRef.coneTypeSafe<ConeKotlinType>()
-            if (it == key) return@mapNotNull returnType
-            val substitutor = buildSubstitutorForOverridesCheck(it.fir, key.fir, session) ?: return@mapNotNull null
-            returnType?.let(substitutor::substituteOrSelf)
+    private fun deferredReturnTypeCalculationOrNull(mostSpecific: Collection<FirCallableSymbol<*>>): CallableCopyIntersection? {
+        return runIf(mostSpecific.any { it.fir.returnTypeRef is FirImplicitTypeRef }) {
+            CallableCopyIntersection(mostSpecific, session)
+        }
+    }
+
+    private fun intersectReturnTypes(overrides: Collection<FirCallableSymbol<*>>): ConeKotlinType? {
+        return intersectReturnTypes(overrides, session) { returnTypeRef.coneType }
+    }
+
+    companion object {
+        inline fun intersectReturnTypes(overrides: Collection<FirCallableSymbol<*>>, session: FirSession, getReturnType: FirCallableDeclaration.() -> ConeKotlinType?): ConeKotlinType? {
+            val key = overrides.first()
+            // Remap type parameters to the first declaration's:
+            //   (fun <A, B> foo(): B) & (fun <C, D> foo(): D?) -> (fun <A, B> foo(): B & B?)
+            val substituted = overrides.mapNotNull {
+                val returnType = it.fir.getReturnType() ?: return@mapNotNull null
+                if (it == key) return@mapNotNull returnType
+                val substitutor = buildSubstitutorForOverridesCheck(it.fir, key.fir, session) ?: return@mapNotNull null
+                returnType.let(substitutor::substituteOrSelf)
+            }
+            return if (substituted.isNotEmpty()) session.typeContext.intersectTypes(substituted) else null
         }
-        return if (substituted.isNotEmpty()) session.typeContext.intersectTypes(substituted) else null
     }
 }