const runtime.waitReasonChanReceiveNilChan

6 uses

	runtime (current package)
		chan.go#L536: 		gopark(nil, nil, waitReasonChanReceiveNilChan, traceBlockForever, 2)
		mgc.go#L1190: 		waitReasonChanReceiveNilChan:
		mgcmark.go#L63: 	return reason < waitReasonChanReceiveNilChan || waitReasonSyncWaitGroupWait < reason
		runtime2.go#L1238: 	waitReasonChanReceiveNilChan                      // "chan receive (nil chan)"
		runtime2.go#L1276: 	waitReasonChanReceiveNilChan:    "chan receive (nil chan)",
		runtime2.go#L1386: 	waitReasonChanReceiveNilChan:    true,