kotlinx.coroutines.testing.RecoverableTestException at kotlinx.coroutines.exceptions.StackTraceRecoveryChannelsTest$testSendToClosedChannel$1.invokeSuspend(StackTraceRecoveryChannelsTest.kt:43) at _COROUTINE._BOUNDARY._(CoroutineDebugging.kt) at kotlinx.coroutines.exceptions.StackTraceRecoveryChannelsTest.channelSend(StackTraceRecoveryChannelsTest.kt:74) at kotlinx.coroutines.exceptions.StackTraceRecoveryChannelsTest$testSendToClosedChannel$1.invokeSuspend(StackTraceRecoveryChannelsTest.kt:44) Caused by: kotlinx.coroutines.testing.RecoverableTestException at kotlinx.coroutines.exceptions.StackTraceRecoveryChannelsTest$testSendToClosedChannel$1.invokeSuspend(StackTraceRecoveryChannelsTest.kt:43) at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)