downgrade javac-errorprone to 2.8.5 since there is some problem with
2.8.8
diff --git a/pom.xml b/pom.xml
index 0839314..f1ed5e8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -106,7 +106,7 @@
     <project.reporting.outputEncoding>${charset.encoding}</project.reporting.outputEncoding>
 
     <!-- org.codehaus.plexus used for strict profile testing-->
-    <plexus-compiler-javac-errorprone.version>2.8.8</plexus-compiler-javac-errorprone.version>
+    <plexus-compiler-javac-errorprone.version>2.8.5</plexus-compiler-javac-errorprone.version>
     <!--  Maven Plugins -->
     <maven-assembly-plugin.version>3.3.0</maven-assembly-plugin.version> <!-- overrides parent -->
     <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version> <!-- overrides parent -->