Stamatis Zampetakis created CALCITE-3336: --------------------------------------------
Summary: Intermittent failure of PigRelBuilderStyleTest.testImplWithGroupByCountDistinct Key: CALCITE-3336 URL: https://issues.apache.org/jira/browse/CALCITE-3336 Project: Calcite Issue Type: Bug Components: pig-adapter Affects Versions: 1.21.0 Environment: +Jenkins environment+ jdk-11-ea+28 apache-maven-3.5.2 Ubuntu 16.04 LTS Reporter: Stamatis Zampetakis The following tests fails intermittently with the following stack trace: {noformat} [ERROR] Tests run: 8, Failures: 0, Errors: 1, Skipped: 4, Time elapsed: 5.518 s <<< FAILURE! - in org.apache.calcite.test.PigRelBuilderStyleTest [ERROR] testImplWithGroupByCountDistinct(org.apache.calcite.test.PigRelBuilderStyleTest) Time elapsed: 3.82 s <<< ERROR! org.apache.pig.impl.logicalLayer.FrontendException: Unable to open iterator for alias t at org.apache.calcite.test.PigRelBuilderStyleTest.assertScriptAndResults(PigRelBuilderStyleTest.java:270) at org.apache.calcite.test.PigRelBuilderStyleTest.testImplWithGroupByCountDistinct(PigRelBuilderStyleTest.java:167) Caused by: org.apache.pig.PigException: Unable to store alias t at org.apache.calcite.test.PigRelBuilderStyleTest.assertScriptAndResults(PigRelBuilderStyleTest.java:270) at org.apache.calcite.test.PigRelBuilderStyleTest.testImplWithGroupByCountDistinct(PigRelBuilderStyleTest.java:167) Caused by: org.apache.pig.impl.logicalLayer.FrontendException: Error processing rule LoadTypeCastInserter at org.apache.calcite.test.PigRelBuilderStyleTest.assertScriptAndResults(PigRelBuilderStyleTest.java:270) at org.apache.calcite.test.PigRelBuilderStyleTest.testImplWithGroupByCountDistinct(PigRelBuilderStyleTest.java:167) Caused by: java.lang.NullPointerException at org.apache.calcite.test.PigRelBuilderStyleTest.assertScriptAndResults(PigRelBuilderStyleTest.java:270) at org.apache.calcite.test.PigRelBuilderStyleTest.testImplWithGroupByCountDistinct(PigRelBuilderStyleTest.java:167) {noformat} The problem appeared a few times in Jenkins (e.g., in build [1330|https://builds.apache.org/job/Calcite-Master/1330/jdk=JDK%2011%20(latest),label_exp=ubuntu&&!cloud-slave&&!H27&&!ubuntu-4/]) and was observed also by [~julian.feinauer]. -- This message was sent by Atlassian Jira (v8.3.2#803003)