//  candidate, `Candidate.substitutor` is not complete. maybe we can carry over the final substitutor if it's available from
        //  body resolve phase?
        val substitutor = when (fir) {
            is FirQualifiedAccessExpression -> fir.createSubstitutorFromTypeArguments(targetSymbol)

    )

    private fun collectReferencedEntities(file: KtFile): ReferencedEntitiesResult {
        val firFile = file.getOrBuildFirFile(firResolveSession).apply { lazyResolveToPhaseRecursively(FirResolvePhase.BODY_RESOLVE) }
        val usedImports = mutableMapOf<FqName, MutableSet<Name>>()
        val unresolvedNames = mutableSetOf<Name>()

        fun saveReferencedItem(importableName: FqName, referencedByName: Name) {