com.codestream.session.SessionService retains released Editor and disposed objects in it's subtree

[viuginick1]

(Unfortunately wasn't able to file a bug report for https://github.com/TeamCodeStream/codestream)

It is a snapshot from the Android Studio memory usage report, so unfortunately we don't have exact steps to reproduce the issue

(root): java.lang.Class(com.android.layoutlib.bridge.impl.RenderAction)
(static): com.android.layoutlib.bridge.android.BridgeContext
mLayoutlibCallback: com.android.tools.rendering.LayoutlibCallbackImpl
myLogger: com.android.tools.rendering.RenderLogger
myRenderProblemBuilder: com.android.tools.rendering.RenderLogger$$Lambda
arg$2: com.intellij.openapi.project.impl.ProjectImpl
serviceContainer: com.intellij.platform.instanceContainer.internal.InstanceContainerImpl
_state: com.intellij.platform.instanceContainer.internal.InstanceContainerState
holders: kotlinx.collections.immutable.implementations.immutableMap.PersistentHashMap
node: kotlinx.collections.immutable.implementations.immutableMap.TrieNode
buffer: java.lang.Object[]
[]: kotlinx.collections.immutable.implementations.immutableMap.TrieNode
buffer: java.lang.Object[]
[]: kotlinx.collections.immutable.implementations.immutableMap.TrieNode
buffer: java.lang.Object[]
[]: com.intellij.platform.instanceContainer.internal.StaticInstanceHolder
_state: com.codestream.session.SessionService
userLoggedInObservers: java.util.ArrayList
elementData: java.lang.Object[]
[]: com.codestream.clm.CLMEditorManager$1$1
this$0: com.codestream.clm.CLMKotlinEditorManager
editor: com.intellij.openapi.editor.impl.EditorImpl
value: com.intellij.util.keyFMap.ArrayBackedFMap
values: java.lang.Object[]
[]: com.intellij.find.impl.FindPopupPanel$11 (disposed)