can't invoke `size` on some class that derived from ArrayList

gistfile1.txt

package jp.juggler.subwaytooter

import org.junit.Assert.assertEquals
import org.junit.Test

class TestArrayListSort {

    @Test
    fun testArrayListSize() {
        val list = ArrayList(arrayOf("c", "b", "a").toList())
        assertEquals("ArrayList size", 3, list.size);
        // passed
    }

    class ArrayListDerived<E>(args: List<E>) : ArrayList<E>(args)

    @Test
    fun testArrayListDerived() {
        val list = ArrayListDerived(arrayOf("c", "b", "a").toList())
        assertEquals("ArrayListDerived size", 3, list.size);
        // raise error
    }
}

'int jp.juggler.subwaytooter.TestArrayListSort$ArrayListDerived.getSize()'
java.lang.NoSuchMethodError: 'int jp.juggler.subwaytooter.TestArrayListSort$ArrayListDerived.getSize()'
	at jp.juggler.subwaytooter.TestArrayListSort$ArrayListDerived.size(TestArrayListSort.kt:14)
	at jp.juggler.subwaytooter.TestArrayListSort.testArrayListDerived(TestArrayListSort.kt:19)
	(snip...)

ext.kotlin_version = '1.5.31'
java 14 (zulu 14.28.21 win64)

kotlin 1.5.30 では問題なかった。