Inital from Sources of main:
KtFunctionSymbol:
  annotationsList: []
  callableIdIfNonLocal: /foo
  contextReceivers: []
  contractEffects: []
  hasStableParameterNames: true
  isActual: false
  isBuiltinFunctionInvoke: false
  isExpect: false
  isExtension: false
  isExternal: false
  isInfix: false
  isInline: false
  isOperator: false
  isOverride: false
  isStatic: false
  isSuspend: false
  modality: FINAL
  name: foo
  origin: SOURCE
  receiverParameter: null
  returnType: KtUsualClassType:
    annotationsList: []
    ownTypeArguments: []
    type: kotlin/Unit
  symbolKind: TOP_LEVEL
  typeParameters: []
  valueParameters: []
  visibility: Public

Restored in Sources of restoreInContextOf:
<NOT RESTORED>