Pherf Unit Test fails testCurrentDataGenerator

Tests in error:
RuleGeneratorTest.testCurrentDateGenerator:103->assertDateBetween:313 » IllegalArgument
RuleGeneratorTest.testDateGenerator:57->assertRandomDateValue:189 » IllegalArgument
RuleGeneratorTest.testNullChance:142 » IllegalArgument Invalid format: "1975-0...

Tests run: 23, Failures: 0, Errors: 3, Skipped: 0

[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] Apache Phoenix .................................... SUCCESS [0.929s]
[INFO] Phoenix Core ...................................... SUCCESS [32.969s]
[INFO] Phoenix - Flume ................................... SUCCESS [0.664s]
[INFO] Phoenix - Pig ..................................... SUCCESS [2.427s]
[INFO] Phoenix Query Server Client ....................... SUCCESS [0.570s]
[INFO] Phoenix Query Server .............................. SUCCESS [1.282s]
[INFO] Phoenix - Pherf ................................... FAILURE [7.338s]
[INFO] Phoenix - Spark ................................... SKIPPED
[INFO] Phoenix Assembly .................................. SKIPPED
[INFO] Phoenix - Tracing Web Application ................. SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE