Do not force resolve descriptors for explicit imports. Create lazy scope instead.

compiler/testData/diagnostics/tests/regressions/kt16086.kt

@@ -0,0 +1,20 @@
+// FILE: com/winterbe/domain/IEntity.java
+package com.winterbe.domain;
+import com.winterbe.observer.ObserverSupport;
+
+public interface IEntity {
+    ObserverSupport getObserverSupport();
+}
+
+// FILE: 1.kt
+package com.winterbe.observer
+import com.winterbe.domain.IEntity
+
+abstract class Observer : List<IEntity>
+
+
+// FILE: 2.kt
+package com.winterbe.observer
+import com.winterbe.domain.IEntity
+
+class ObserverSupport<T : IEntity>(private val observers: List<Observer>)

compiler/testData/diagnostics/tests/regressions/kt16086.txt

@@ -0,0 +1,47 @@
+package
+
+package com {
+
+    package com.winterbe {
+
+        package com.winterbe.domain {
+            public /*synthesized*/ fun IEntity(/*0*/ function: () -> com.winterbe.observer.ObserverSupport<(raw) com.winterbe.domain.IEntity>!): com.winterbe.domain.IEntity
+
+            public interface IEntity {
+                public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+                public abstract fun getObserverSupport(): com.winterbe.observer.ObserverSupport<(raw) com.winterbe.domain.IEntity>!
+                public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+                public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+            }
+        }
+
+        package com.winterbe.observer {
+
+            public abstract class Observer : kotlin.collections.List<com.winterbe.domain.IEntity> {
+                public constructor Observer()
+                public abstract override /*1*/ /*fake_override*/ val size: kotlin.Int
+                public abstract override /*1*/ /*fake_override*/ fun contains(/*0*/ element: com.winterbe.domain.IEntity): kotlin.Boolean
+                public abstract override /*1*/ /*fake_override*/ fun containsAll(/*0*/ elements: kotlin.collections.Collection<com.winterbe.domain.IEntity>): kotlin.Boolean
+                public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+                public abstract override /*1*/ /*fake_override*/ fun get(/*0*/ index: kotlin.Int): com.winterbe.domain.IEntity
+                public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+                public abstract override /*1*/ /*fake_override*/ fun indexOf(/*0*/ element: com.winterbe.domain.IEntity): kotlin.Int
+                public abstract override /*1*/ /*fake_override*/ fun isEmpty(): kotlin.Boolean
+                public abstract override /*1*/ /*fake_override*/ fun iterator(): kotlin.collections.Iterator<com.winterbe.domain.IEntity>
+                public abstract override /*1*/ /*fake_override*/ fun lastIndexOf(/*0*/ element: com.winterbe.domain.IEntity): kotlin.Int
+                public abstract override /*1*/ /*fake_override*/ fun listIterator(): kotlin.collections.ListIterator<com.winterbe.domain.IEntity>
+                public abstract override /*1*/ /*fake_override*/ fun listIterator(/*0*/ index: kotlin.Int): kotlin.collections.ListIterator<com.winterbe.domain.IEntity>
+                public abstract override /*1*/ /*fake_override*/ fun subList(/*0*/ fromIndex: kotlin.Int, /*1*/ toIndex: kotlin.Int): kotlin.collections.List<com.winterbe.domain.IEntity>
+                public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+            }
+
+            public final class ObserverSupport</*0*/ T : com.winterbe.domain.IEntity> {
+                public constructor ObserverSupport</*0*/ T : com.winterbe.domain.IEntity>(/*0*/ observers: kotlin.collections.List<com.winterbe.observer.Observer>)
+                private final val observers: kotlin.collections.List<com.winterbe.observer.Observer>
+                public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+                public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+                public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+            }
+        }
+    }
+}

compiler/testData/diagnostics/tests/regressions/kt16086_2.kt

@@ -0,0 +1,13 @@
+// FILE: 1.kt
+package a
+import b.ObserverSupport
+
+interface IEntity
+
+fun IEntity(<!UNUSED_PARAMETER!>f<!>: ObserverSupport<IEntity>) {}
+
+// FILE: 2.kt
+package b
+import a.IEntity
+
+class ObserverSupport<T : IEntity>

compiler/testData/diagnostics/tests/regressions/kt16086_2.txt

@@ -0,0 +1,21 @@
+package
+
+package a {
+    public fun IEntity(/*0*/ f: b.ObserverSupport<a.IEntity>): kotlin.Unit
+
+    public interface IEntity {
+        public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+        public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+        public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    }
+}
+
+package b {
+
+    public final class ObserverSupport</*0*/ T : a.IEntity> {
+        public constructor ObserverSupport</*0*/ T : a.IEntity>()
+        public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+        public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+        public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    }
+}