[info] [JVM-6] - must startup 6 node cluster (on node 'fourth', class akka.cluster.singleton.ClusterSingletonManagerMultiJvmNode6) *** FAILED ***
[info] [JVM-6] java.lang.AssertionError: assertion failed: timeout (2 seconds) during expectMsg while waiting for Pong
[info] [JVM-6] at scala.Predef$.assert(Predef.scala:279)
[info] [JVM-6] at akka.testkit.TestKitBase.expectMsg_internal(TestKit.scala:460)
[info] [JVM-6] at akka.testkit.TestKitBase.expectMsg(TestKit.scala:446)
[info] [JVM-6] at akka.testkit.TestKitBase.expectMsg$(TestKit.scala:446)
[info] [JVM-6] at akka.testkit.TestKit.expectMsg(TestKit.scala:955)
[info] [JVM-6] at akka.cluster.singleton.ClusterSingletonManagerSpec.$anonfun$verifyProxyMsg$3(ClusterSingletonManagerSpec.scala:264)
https://github.com/akka/akka/actions/runs/6167095988/job/16737547153#step:10:33912