LayoutTests/svg/animations/animated-length-mutiple-animators.svg

<svg xmlns="http://www.w3.org/2000/svg">
    <rect>
        <animate attributeName="x"/>
        <set attributeName="x" max="50ms" onend="onEnd()"/>
        <set attributeName="x"/>
    </rect>
    <text x="10" y="20">Passes if it does not crash.</text>
    <script>
        if (window.testRunner) {
            testRunner.dumpAsText();
            testRunner.waitUntilDone();
        }

         function onEnd() {
            if (window.testRunner) {
                setTimeout(() => {
                    testRunner.notifyDone();
                });
            }
        }
    </script>
</svg>