FILE fqName:<root> fileName:/1.kt
  CLASS CLASS name:A modality:ABSTRACT visibility:public superTypes:[java.util.SortedSet<kotlin.Any>; java.util.HashSet<kotlin.Any>]
    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.A
    CONSTRUCTOR visibility:public <> () returnType:<root>.A [primary]
      BLOCK_BODY
        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> () declared in java.util.HashSet'
          <E>: kotlin.Any
        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS CLASS name:A modality:ABSTRACT visibility:public superTypes:[java.util.SortedSet<kotlin.Any>; java.util.HashSet<kotlin.Any>]'
    FUN FAKE_OVERRIDE name:add visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, element:@[FlexibleNullability] kotlin.Any?) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun add (element: @[FlexibleNullability] E of java.util.SortedSet?): kotlin.Boolean declared in java.util.SortedSet
        public open fun add (element: @[EnhancedNullability] E of java.util.HashSet): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:element index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:addAll visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, elements:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun addAll (elements: kotlin.collections.Collection<@[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun addAll (elements: @[EnhancedNullability] kotlin.collections.Collection<@[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:elements index:0 type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:clear visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Unit [fake_override]
      overridden:
        public abstract fun clear (): kotlin.Unit declared in java.util.SortedSet
        public open fun clear (): kotlin.Unit declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:clone visibility:public modality:OPEN <> ($this:java.util.HashSet<kotlin.Any>) returnType:@[EnhancedNullability] kotlin.Any [fake_override]
      overridden:
        public open fun clone (): @[EnhancedNullability] kotlin.Any declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:java.util.HashSet<kotlin.Any>
    FUN FAKE_OVERRIDE name:comparator visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>) returnType:@[FlexibleNullability] java.util.Comparator<in @[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public abstract fun comparator (): @[FlexibleNullability] java.util.Comparator<in @[FlexibleNullability] E of java.util.SortedSet?>? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
    FUN FAKE_OVERRIDE name:contains visibility:public modality:OPEN <> ($this:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>, element:@[FlexibleNullability] kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
      overridden:
        public abstract fun contains (element: @[FlexibleNullability] E of java.util.SortedSet?): kotlin.Boolean declared in java.util.SortedSet
        public open fun contains (element: @[EnhancedNullability] E of java.util.HashSet): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:element index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:containsAll visibility:public modality:OPEN <> ($this:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>, elements:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun containsAll (elements: kotlin.collections.Collection<@[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun containsAll (elements: kotlin.collections.Collection<@[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:elements index:0 type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
      overridden:
        public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in java.util.SortedSet
        public open fun equals (other: @[EnhancedNullability] kotlin.Any?): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
    FUN FAKE_OVERRIDE name:first visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>) returnType:@[FlexibleNullability] kotlin.Any? [fake_override]
      overridden:
        public abstract fun first (): @[FlexibleNullability] E of java.util.SortedSet? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
    FUN FAKE_OVERRIDE name:forEach visibility:public modality:OPEN <> ($this:kotlin.collections.Iterable<@[FlexibleNullability] kotlin.Any?>, p0:@[FlexibleNullability] java.util.function.Consumer<in @[FlexibleNullability] kotlin.Any?>?) returnType:kotlin.Unit [fake_override]
      overridden:
        public open fun forEach (p0: @[FlexibleNullability] java.util.function.Consumer<in @[FlexibleNullability] E of java.util.SortedSet?>?): kotlin.Unit declared in java.util.SortedSet
        public open fun forEach (p0: @[FlexibleNullability] java.util.function.Consumer<in @[FlexibleNullability] E of java.util.HashSet?>?): kotlin.Unit declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Iterable<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] java.util.function.Consumer<in @[FlexibleNullability] kotlin.Any?>?
    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
      overridden:
        public open fun hashCode (): kotlin.Int declared in java.util.SortedSet
        public open fun hashCode (): kotlin.Int declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
    FUN FAKE_OVERRIDE name:headSet visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>, p0:@[FlexibleNullability] kotlin.Any?) returnType:@[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public abstract fun headSet (p0: @[FlexibleNullability] E of java.util.SortedSet?): @[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] E of java.util.SortedSet?>? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:isEmpty visibility:public modality:OPEN <> ($this:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun isEmpty (): kotlin.Boolean declared in java.util.SortedSet
        public open fun isEmpty (): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:iterator visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.collections.MutableIterator<@[FlexibleNullability] kotlin.Any?> [fake_override,operator]
      overridden:
        public abstract fun iterator (): kotlin.collections.MutableIterator<@[FlexibleNullability] E of java.util.SortedSet?> declared in java.util.SortedSet
        public open fun iterator (): @[EnhancedNullability] kotlin.collections.MutableIterator<@[EnhancedNullability] E of java.util.HashSet> declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:last visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>) returnType:@[FlexibleNullability] kotlin.Any? [fake_override]
      overridden:
        public abstract fun last (): @[FlexibleNullability] E of java.util.SortedSet? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
    FUN FAKE_OVERRIDE name:parallelStream visibility:public modality:OPEN <> ($this:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:@[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] @[FlexibleNullability] kotlin.Any?> [fake_override]
      overridden:
        public open fun parallelStream (): @[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] @[FlexibleNullability] E of java.util.SortedSet?> declared in java.util.SortedSet
        public open fun parallelStream (): @[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] E of java.util.HashSet> declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:remove visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, element:@[FlexibleNullability] kotlin.Any?) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun remove (element: @[FlexibleNullability] E of java.util.SortedSet?): kotlin.Boolean declared in java.util.SortedSet
        public open fun remove (element: @[EnhancedNullability] E of java.util.HashSet): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:element index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:removeAll visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, elements:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun removeAll (elements: kotlin.collections.Collection<@[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun removeAll (elements: kotlin.collections.Collection<@[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:elements index:0 type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:removeIf visibility:public modality:OPEN <> ($this:kotlin.collections.MutableCollection<@[FlexibleNullability] kotlin.Any?>, p0:@[EnhancedNullability] java.util.function.Predicate<in @[EnhancedNullability] @[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public open fun removeIf (p0: @[EnhancedNullability] java.util.function.Predicate<in @[EnhancedNullability] @[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun removeIf (p0: @[EnhancedNullability] java.util.function.Predicate<in @[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableCollection<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:p0 index:0 type:@[EnhancedNullability] java.util.function.Predicate<in @[EnhancedNullability] @[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:retainAll visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, elements:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun retainAll (elements: kotlin.collections.Collection<@[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun retainAll (elements: kotlin.collections.Collection<@[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:elements index:0 type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:stream visibility:public modality:OPEN <> ($this:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:@[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] @[FlexibleNullability] kotlin.Any?> [fake_override]
      overridden:
        public open fun stream (): @[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] @[FlexibleNullability] E of java.util.SortedSet?> declared in java.util.SortedSet
        public open fun stream (): @[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] E of java.util.HashSet> declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:subSet visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>, p0:@[FlexibleNullability] kotlin.Any?, p1:@[FlexibleNullability] kotlin.Any?) returnType:@[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public abstract fun subSet (p0: @[FlexibleNullability] E of java.util.SortedSet?, p1: @[FlexibleNullability] E of java.util.SortedSet?): @[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] E of java.util.SortedSet?>? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] kotlin.Any?
      VALUE_PARAMETER name:p1 index:1 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:tailSet visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>, p0:@[FlexibleNullability] kotlin.Any?) returnType:@[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public abstract fun tailSet (p0: @[FlexibleNullability] E of java.util.SortedSet?): @[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] E of java.util.SortedSet?>? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:toArray visibility:public modality:OPEN <> ($this:java.util.AbstractCollection<@[FlexibleNullability] kotlin.Any?>) returnType:@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public open fun toArray (): @[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] kotlin.Any?>? declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:java.util.AbstractCollection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:toArray visibility:public modality:OPEN <T> ($this:java.util.AbstractCollection<@[FlexibleNullability] kotlin.Any?>, p0:@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of <root>.A.toArray?>?) returnType:@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of <root>.A.toArray?>? [fake_override]
      overridden:
        public open fun toArray <T> (p0: @[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of java.util.HashSet.toArray?>?): @[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of java.util.HashSet.toArray?>? declared in java.util.HashSet
      TYPE_PARAMETER name:T index:0 variance: superTypes:[@[FlexibleNullability] kotlin.Any?] reified:false
      $this: VALUE_PARAMETER name:<this> type:java.util.AbstractCollection<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of <root>.A.toArray?>?
    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
      overridden:
        public open fun toString (): kotlin.String declared in java.util.SortedSet
        public open fun toString (): @[EnhancedNullability] kotlin.String declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
    FUN name:spliterator visibility:public modality:OPEN <> ($this:<root>.A) returnType:java.util.Spliterator<kotlin.Any>
      overridden:
        public open fun spliterator (): @[EnhancedNullability] java.util.Spliterator<@[FlexibleNullability] E of java.util.SortedSet?> declared in java.util.SortedSet
        public open fun spliterator (): @[EnhancedNullability] java.util.Spliterator<@[FlexibleNullability] E of java.util.HashSet?> declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:<root>.A
      BLOCK_BODY
        RETURN type=kotlin.Nothing from='public open fun spliterator (): java.util.Spliterator<kotlin.Any> declared in <root>.A'
          CALL 'public final fun CHECK_NOT_NULL <T0> (arg0: T0 of kotlin.internal.ir.CHECK_NOT_NULL?): {T0 of kotlin.internal.ir.CHECK_NOT_NULL & Any} declared in kotlin.internal.ir' type=kotlin.Nothing origin=EXCLEXCL
            <T0>: kotlin.Nothing
            arg0: CONST Null type=kotlin.Nothing? value=null
    PROPERTY FAKE_OVERRIDE name:size visibility:public modality:OPEN [fake_override,val]
      overridden:
        public abstract size: kotlin.Int
        public open size: kotlin.Int
      FUN FAKE_OVERRIDE name:<get-size> visibility:public modality:OPEN <> ($this:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Int [fake_override]
        correspondingProperty: PROPERTY FAKE_OVERRIDE name:size visibility:public modality:OPEN [fake_override,val]
        overridden:
          public abstract fun <get-size> (): kotlin.Int declared in java.util.SortedSet
          public open fun <get-size> (): kotlin.Int declared in java.util.HashSet
        $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>
  CLASS CLASS name:B modality:ABSTRACT visibility:public superTypes:[java.util.SortedSet<kotlin.Any>; java.util.HashSet<kotlin.Any>]
    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.B
    CONSTRUCTOR visibility:public <> () returnType:<root>.B [primary]
      BLOCK_BODY
        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> () declared in java.util.HashSet'
          <E>: kotlin.Any
        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS CLASS name:B modality:ABSTRACT visibility:public superTypes:[java.util.SortedSet<kotlin.Any>; java.util.HashSet<kotlin.Any>]'
    FUN FAKE_OVERRIDE name:add visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, element:@[FlexibleNullability] kotlin.Any?) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun add (element: @[FlexibleNullability] E of java.util.SortedSet?): kotlin.Boolean declared in java.util.SortedSet
        public open fun add (element: @[EnhancedNullability] E of java.util.HashSet): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:element index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:addAll visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, elements:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun addAll (elements: kotlin.collections.Collection<@[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun addAll (elements: @[EnhancedNullability] kotlin.collections.Collection<@[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:elements index:0 type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:clear visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Unit [fake_override]
      overridden:
        public abstract fun clear (): kotlin.Unit declared in java.util.SortedSet
        public open fun clear (): kotlin.Unit declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:clone visibility:public modality:OPEN <> ($this:java.util.HashSet<kotlin.Any>) returnType:@[EnhancedNullability] kotlin.Any [fake_override]
      overridden:
        public open fun clone (): @[EnhancedNullability] kotlin.Any declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:java.util.HashSet<kotlin.Any>
    FUN FAKE_OVERRIDE name:comparator visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>) returnType:@[FlexibleNullability] java.util.Comparator<in @[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public abstract fun comparator (): @[FlexibleNullability] java.util.Comparator<in @[FlexibleNullability] E of java.util.SortedSet?>? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
    FUN FAKE_OVERRIDE name:contains visibility:public modality:OPEN <> ($this:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>, element:@[FlexibleNullability] kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
      overridden:
        public abstract fun contains (element: @[FlexibleNullability] E of java.util.SortedSet?): kotlin.Boolean declared in java.util.SortedSet
        public open fun contains (element: @[EnhancedNullability] E of java.util.HashSet): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:element index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:containsAll visibility:public modality:OPEN <> ($this:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>, elements:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun containsAll (elements: kotlin.collections.Collection<@[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun containsAll (elements: kotlin.collections.Collection<@[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:elements index:0 type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
      overridden:
        public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in java.util.SortedSet
        public open fun equals (other: @[EnhancedNullability] kotlin.Any?): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
    FUN FAKE_OVERRIDE name:first visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>) returnType:@[FlexibleNullability] kotlin.Any? [fake_override]
      overridden:
        public abstract fun first (): @[FlexibleNullability] E of java.util.SortedSet? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
    FUN FAKE_OVERRIDE name:forEach visibility:public modality:OPEN <> ($this:kotlin.collections.Iterable<@[FlexibleNullability] kotlin.Any?>, p0:@[FlexibleNullability] java.util.function.Consumer<in @[FlexibleNullability] kotlin.Any?>?) returnType:kotlin.Unit [fake_override]
      overridden:
        public open fun forEach (p0: @[FlexibleNullability] java.util.function.Consumer<in @[FlexibleNullability] E of java.util.SortedSet?>?): kotlin.Unit declared in java.util.SortedSet
        public open fun forEach (p0: @[FlexibleNullability] java.util.function.Consumer<in @[FlexibleNullability] E of java.util.HashSet?>?): kotlin.Unit declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Iterable<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] java.util.function.Consumer<in @[FlexibleNullability] kotlin.Any?>?
    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
      overridden:
        public open fun hashCode (): kotlin.Int declared in java.util.SortedSet
        public open fun hashCode (): kotlin.Int declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
    FUN FAKE_OVERRIDE name:headSet visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>, p0:@[FlexibleNullability] kotlin.Any?) returnType:@[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public abstract fun headSet (p0: @[FlexibleNullability] E of java.util.SortedSet?): @[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] E of java.util.SortedSet?>? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:isEmpty visibility:public modality:OPEN <> ($this:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun isEmpty (): kotlin.Boolean declared in java.util.SortedSet
        public open fun isEmpty (): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Set<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:iterator visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.collections.MutableIterator<@[FlexibleNullability] kotlin.Any?> [fake_override,operator]
      overridden:
        public abstract fun iterator (): kotlin.collections.MutableIterator<@[FlexibleNullability] E of java.util.SortedSet?> declared in java.util.SortedSet
        public open fun iterator (): @[EnhancedNullability] kotlin.collections.MutableIterator<@[EnhancedNullability] E of java.util.HashSet> declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:last visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>) returnType:@[FlexibleNullability] kotlin.Any? [fake_override]
      overridden:
        public abstract fun last (): @[FlexibleNullability] E of java.util.SortedSet? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
    FUN FAKE_OVERRIDE name:parallelStream visibility:public modality:OPEN <> ($this:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:@[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] @[FlexibleNullability] kotlin.Any?> [fake_override]
      overridden:
        public open fun parallelStream (): @[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] @[FlexibleNullability] E of java.util.SortedSet?> declared in java.util.SortedSet
        public open fun parallelStream (): @[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] E of java.util.HashSet> declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:removeAll visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, elements:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun removeAll (elements: kotlin.collections.Collection<@[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun removeAll (elements: kotlin.collections.Collection<@[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:elements index:0 type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:removeIf visibility:public modality:OPEN <> ($this:kotlin.collections.MutableCollection<@[FlexibleNullability] kotlin.Any?>, p0:@[EnhancedNullability] java.util.function.Predicate<in @[EnhancedNullability] @[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public open fun removeIf (p0: @[EnhancedNullability] java.util.function.Predicate<in @[EnhancedNullability] @[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun removeIf (p0: @[EnhancedNullability] java.util.function.Predicate<in @[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableCollection<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:p0 index:0 type:@[EnhancedNullability] java.util.function.Predicate<in @[EnhancedNullability] @[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:retainAll visibility:public modality:OPEN <> ($this:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>, elements:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:kotlin.Boolean [fake_override]
      overridden:
        public abstract fun retainAll (elements: kotlin.collections.Collection<@[FlexibleNullability] E of java.util.SortedSet?>): kotlin.Boolean declared in java.util.SortedSet
        public open fun retainAll (elements: kotlin.collections.Collection<@[EnhancedNullability] E of java.util.HashSet>): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.MutableSet<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:elements index:0 type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:stream visibility:public modality:OPEN <> ($this:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>) returnType:@[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] @[FlexibleNullability] kotlin.Any?> [fake_override]
      overridden:
        public open fun stream (): @[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] @[FlexibleNullability] E of java.util.SortedSet?> declared in java.util.SortedSet
        public open fun stream (): @[EnhancedNullability] java.util.stream.Stream<@[EnhancedNullability] E of java.util.HashSet> declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:subSet visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>, p0:@[FlexibleNullability] kotlin.Any?, p1:@[FlexibleNullability] kotlin.Any?) returnType:@[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public abstract fun subSet (p0: @[FlexibleNullability] E of java.util.SortedSet?, p1: @[FlexibleNullability] E of java.util.SortedSet?): @[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] E of java.util.SortedSet?>? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] kotlin.Any?
      VALUE_PARAMETER name:p1 index:1 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:tailSet visibility:public modality:ABSTRACT <> ($this:java.util.SortedSet<kotlin.Any>, p0:@[FlexibleNullability] kotlin.Any?) returnType:@[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public abstract fun tailSet (p0: @[FlexibleNullability] E of java.util.SortedSet?): @[FlexibleNullability] java.util.SortedSet<@[FlexibleNullability] E of java.util.SortedSet?>? declared in java.util.SortedSet
      $this: VALUE_PARAMETER name:<this> type:java.util.SortedSet<kotlin.Any>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] kotlin.Any?
    FUN FAKE_OVERRIDE name:toArray visibility:public modality:OPEN <> ($this:java.util.AbstractCollection<@[FlexibleNullability] kotlin.Any?>) returnType:@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] kotlin.Any?>? [fake_override]
      overridden:
        public open fun toArray (): @[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] kotlin.Any?>? declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:java.util.AbstractCollection<@[FlexibleNullability] kotlin.Any?>
    FUN FAKE_OVERRIDE name:toArray visibility:public modality:OPEN <T> ($this:java.util.AbstractCollection<@[FlexibleNullability] kotlin.Any?>, p0:@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of <root>.B.toArray?>?) returnType:@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of <root>.B.toArray?>? [fake_override]
      overridden:
        public open fun toArray <T> (p0: @[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of java.util.HashSet.toArray?>?): @[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of java.util.HashSet.toArray?>? declared in java.util.HashSet
      TYPE_PARAMETER name:T index:0 variance: superTypes:[@[FlexibleNullability] kotlin.Any?] reified:false
      $this: VALUE_PARAMETER name:<this> type:java.util.AbstractCollection<@[FlexibleNullability] kotlin.Any?>
      VALUE_PARAMETER name:p0 index:0 type:@[FlexibleNullability] kotlin.Array<out @[FlexibleNullability] T of <root>.B.toArray?>?
    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
      overridden:
        public open fun toString (): kotlin.String declared in java.util.SortedSet
        public open fun toString (): @[EnhancedNullability] kotlin.String declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
    FUN name:remove visibility:public modality:OPEN <> ($this:<root>.B, element:kotlin.Any) returnType:kotlin.Boolean
      overridden:
        public abstract fun remove (element: @[FlexibleNullability] E of java.util.SortedSet?): kotlin.Boolean declared in java.util.SortedSet
        public open fun remove (element: @[EnhancedNullability] E of java.util.HashSet): kotlin.Boolean declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:<root>.B
      VALUE_PARAMETER name:element index:0 type:kotlin.Any
      BLOCK_BODY
        RETURN type=kotlin.Nothing from='public open fun remove (element: kotlin.Any): kotlin.Boolean declared in <root>.B'
          CONST Boolean type=kotlin.Boolean value=true
    FUN name:spliterator visibility:public modality:OPEN <> ($this:<root>.B) returnType:java.util.Spliterator<kotlin.Any>
      overridden:
        public open fun spliterator (): @[EnhancedNullability] java.util.Spliterator<@[FlexibleNullability] E of java.util.SortedSet?> declared in java.util.SortedSet
        public open fun spliterator (): @[EnhancedNullability] java.util.Spliterator<@[FlexibleNullability] E of java.util.HashSet?> declared in java.util.HashSet
      $this: VALUE_PARAMETER name:<this> type:<root>.B
      BLOCK_BODY
        RETURN type=kotlin.Nothing from='public open fun spliterator (): java.util.Spliterator<kotlin.Any> declared in <root>.B'
          CALL 'public final fun CHECK_NOT_NULL <T0> (arg0: T0 of kotlin.internal.ir.CHECK_NOT_NULL?): {T0 of kotlin.internal.ir.CHECK_NOT_NULL & Any} declared in kotlin.internal.ir' type=kotlin.Nothing origin=EXCLEXCL
            <T0>: kotlin.Nothing
            arg0: CONST Null type=kotlin.Nothing? value=null
    PROPERTY name:size visibility:public modality:OPEN [val]
      overridden:
        public abstract size: kotlin.Int
        public open size: kotlin.Int
      FUN name:<get-size> visibility:public modality:OPEN <> ($this:<root>.B) returnType:kotlin.Int
        correspondingProperty: PROPERTY name:size visibility:public modality:OPEN [val]
        overridden:
          public abstract fun <get-size> (): kotlin.Int declared in java.util.SortedSet
          public open fun <get-size> (): kotlin.Int declared in java.util.HashSet
        $this: VALUE_PARAMETER name:<this> type:<root>.B
        BLOCK_BODY
          RETURN type=kotlin.Nothing from='public open fun <get-size> (): kotlin.Int declared in <root>.B'
            CONST Int type=kotlin.Int value=5
  FUN name:test visibility:public modality:FINAL <> (a:<root>.A, b:<root>.B) returnType:kotlin.Unit
    VALUE_PARAMETER name:a index:0 type:<root>.A
    VALUE_PARAMETER name:b index:1 type:<root>.B
    BLOCK_BODY
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun <get-size> (): kotlin.Int declared in <root>.A' type=kotlin.Int origin=GET_PROPERTY
          $this: GET_VAR 'a: <root>.A declared in <root>.test' type=<root>.A origin=null
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun add (element: @[FlexibleNullability] kotlin.Any?): kotlin.Boolean declared in <root>.A' type=kotlin.Boolean origin=null
          $this: GET_VAR 'a: <root>.A declared in <root>.test' type=<root>.A origin=null
          element: CONST Int type=kotlin.Int value=1
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun add (element: @[FlexibleNullability] kotlin.Any?): kotlin.Boolean declared in <root>.A' type=kotlin.Boolean origin=null
          $this: GET_VAR 'a: <root>.A declared in <root>.test' type=<root>.A origin=null
          element: CONST Null type=kotlin.Nothing? value=null
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public abstract fun first (): @[FlexibleNullability] kotlin.Any? declared in <root>.A' type=@[FlexibleNullability] kotlin.Any? origin=null
          $this: GET_VAR 'a: <root>.A declared in <root>.test' type=<root>.A origin=null
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun remove (element: @[FlexibleNullability] kotlin.Any?): kotlin.Boolean declared in <root>.A' type=kotlin.Boolean origin=null
          $this: GET_VAR 'a: <root>.A declared in <root>.test' type=<root>.A origin=null
          element: CONST Int type=kotlin.Int value=1
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun removeAll (elements: kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>): kotlin.Boolean declared in <root>.A' type=kotlin.Boolean origin=null
          $this: GET_VAR 'a: <root>.A declared in <root>.test' type=<root>.A origin=null
          elements: CALL 'public final fun listOf <T> (element: T of kotlin.collections.listOf): kotlin.collections.List<T of kotlin.collections.listOf> declared in kotlin.collections' type=kotlin.collections.List<kotlin.Nothing?> origin=null
            <T>: kotlin.Nothing?
            element: CONST Null type=kotlin.Nothing? value=null
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun <get-size> (): kotlin.Int declared in <root>.B' type=kotlin.Int origin=GET_PROPERTY
          $this: GET_VAR 'b: <root>.B declared in <root>.test' type=<root>.B origin=null
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun add (element: @[FlexibleNullability] kotlin.Any?): kotlin.Boolean declared in <root>.B' type=kotlin.Boolean origin=null
          $this: GET_VAR 'b: <root>.B declared in <root>.test' type=<root>.B origin=null
          element: CONST Int type=kotlin.Int value=1
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun add (element: @[FlexibleNullability] kotlin.Any?): kotlin.Boolean declared in <root>.B' type=kotlin.Boolean origin=null
          $this: GET_VAR 'b: <root>.B declared in <root>.test' type=<root>.B origin=null
          element: CONST Null type=kotlin.Nothing? value=null
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public abstract fun first (): @[FlexibleNullability] kotlin.Any? declared in <root>.B' type=@[FlexibleNullability] kotlin.Any? origin=null
          $this: GET_VAR 'b: <root>.B declared in <root>.test' type=<root>.B origin=null
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun remove (element: kotlin.Any): kotlin.Boolean declared in <root>.B' type=kotlin.Boolean origin=null
          $this: GET_VAR 'b: <root>.B declared in <root>.test' type=<root>.B origin=null
          element: CONST Int type=kotlin.Int value=1
      TYPE_OP type=kotlin.Unit origin=IMPLICIT_COERCION_TO_UNIT typeOperand=kotlin.Unit
        CALL 'public open fun removeAll (elements: kotlin.collections.Collection<@[FlexibleNullability] kotlin.Any?>): kotlin.Boolean declared in <root>.B' type=kotlin.Boolean origin=null
          $this: GET_VAR 'b: <root>.B declared in <root>.test' type=<root>.B origin=null
          elements: CALL 'public final fun listOf <T> (element: T of kotlin.collections.listOf): kotlin.collections.List<T of kotlin.collections.listOf> declared in kotlin.collections' type=kotlin.collections.List<kotlin.Nothing?> origin=null
            <T>: kotlin.Nothing?
            element: CONST Null type=kotlin.Nothing? value=null