Failure in MongoDbIOTest.testReadWithCustomConnectionOptions

2018-02-08T18:40:34.453 [ERROR] testReadWithCustomConnectionOptions(org.apache.beam.sdk.io.mongodb.MongoDbIOTest)  Time elapsed: 0.163 s  <<< ERROR!
java.io.IOException: Cannot run program "/tmp/extract-1753d5fc-31f4-4a30-bca0-58578c50e525extractmongod": error=26, Text file busy
	at java.lang.ProcessBuilder.start(ProcessBuilder.java:1048)
	at de.flapdoodle.embed.process.runtime.ProcessControl.start(ProcessControl.java:205)
	at de.flapdoodle.embed.process.runtime.AbstractProcess.<init>(AbstractProcess.java:98)
	at de.flapdoodle.embed.mongo.AbstractMongoProcess.<init>(AbstractMongoProcess.java:53)
	at de.flapdoodle.embed.mongo.MongodProcess.<init>(MongodProcess.java:50)
	at de.flapdoodle.embed.mongo.MongodExecutable.start(MongodExecutable.java:44)
	at de.flapdoodle.embed.mongo.MongodExecutable.start(MongodExecutable.java:34)
	at de.flapdoodle.embed.process.runtime.Executable.start(Executable.java:101)
	at org.apache.beam.sdk.io.mongodb.MongoDbIOTest.setup(MongoDbIOTest.java:115)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:24)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
	at org.apache.beam.sdk.testing.TestPipeline$1.evaluate(TestPipeline.java:324)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.junit.runners.Suite.runChild(Suite.java:128)
	at org.junit.runners.Suite.runChild(Suite.java:27)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.apache.maven.surefire.junitcore.JUnitCore.run(JUnitCore.java:55)
	at
        ...
Caused by: java.io.IOException: error=26, Text file busy
	at java.lang.UNIXProcess.forkAndExec(Native Method)
	at java.lang.UNIXProcess.<init>(UNIXProcess.java:247)
	at java.lang.ProcessImpl.start(ProcessImpl.java:134)
	at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029)
	... 47 more

2018-02-08T18:40:34.453 [ERROR] testReadWithCustomConnectionOptions(org.apache.beam.sdk.io.mongodb.MongoDbIOTest)  Time elapsed: 0.163 s  <<< ERROR!
java.lang.NullPointerException
	at org.apache.beam.sdk.io.mongodb.MongoDbIOTest.stop(MongoDbIOTest.java:139)
        ...