Failed: UnixDomainSocketSpec A Unix Domain Socket should receive what is sent

[2m]

[info] UnixDomainSocketSpec:
[info] A Unix Domain Socket
[info] - should receive what is sent *** FAILED *** (656 milliseconds)
[info]   java.util.NoSuchElementException: head of empty stream
[info]   at akka.stream.scaladsl.Sink$$anonfun$head$1$$anonfun$apply$2$$anonfun$apply$3.apply(Sink.scala:174)
[info]   at akka.stream.scaladsl.Sink$$anonfun$head$1$$anonfun$apply$2$$anonfun$apply$3.apply(Sink.scala:174)
[info]   at scala.Option.getOrElse(Option.scala:121)
[info]   at akka.stream.scaladsl.Sink$$anonfun$head$1$$anonfun$apply$2.apply(Sink.scala:174)
[info]   at akka.stream.scaladsl.Sink$$anonfun$head$1$$anonfun$apply$2.apply(Sink.scala:174)
[info]   at scala.util.Success$$anonfun$map$1.apply(Try.scala:237)
[info]   at scala.util.Try$.apply(Try.scala:192)
[info]   at scala.util.Success.map(Try.scala:237)
[info]   at scala.concurrent.Future$$anonfun$map$1.apply(Future.scala:237)

https://travis-ci.org/akka/alpakka/jobs/467872221

[2m]

Different testcase, same cause: https://travis-ci.org/akka/alpakka/jobs/475052701

[huntc]

Sorry for the delay - I must get to this...

[2m]

https://travis-ci.org/akka/alpakka/jobs/486887543

[2m]

https://travis-ci.org/akka/alpakka/jobs/487365089

[ennru]

https://travis-ci.org/akka/alpakka/jobs/491569285#L644

[2m]

https://travis-ci.org/akka/alpakka/jobs/493140517