@Test
fun `reports nested nullable property`() {
    val findings = subject.compileAndLintWithContext(
        env,
        """
            class Dialog(val window: Int?)
            val dialog: Dialog? = null
            fun test() {
                dialog?.let {
                    it.window?.let {
                        it++
                        println(it)
                    }
                }
            }
    """.trimIndent()
    )
    assertThat(findings).hasSize(1)
}

class Dialog(val window: Int?)
val dialog: Dialog? = null
fun test() {
    dialog?.window?.let {
        it++
        println(it)
    }
}