The test java.util.stream.tasks.PhoneCode.Bulk reports NullPointerException during regular run but it is not affect the test execution.
While this exception not affect the test run the output may be reduced to have useful info only.

The output looks as:
make test TEST="micro:PhoneCode.Bulk"
...
# Warmup Iteration 1: java.lang.NullPointerException
        at java.base/java.io.Reader.<init>(Reader.java:280)
        at java.base/java.io.InputStreamReader.<init>(InputStreamReader.java:74)
        at org.openjdk.bench.java.util.stream.tasks.DataProviders.dictionary(DataProviders.java:33)
        at org.openjdk.bench.java.util.stream.tasks.PhoneCode.PhoneCodeProblem.loadDictionary(PhoneCodeProblem.java:80)
...
3700.535 ops/min
# Warmup Iteration 2: 4351.519 ops/min
...