Validation errors mean the pipeline can't be run, so we should log at ERROR. https://github.com/apache/beam/blob/072dd4bfcd3074f57a28a0a05f3a6813dd2104a6/runners/java-fn-execution/src/main/java/org/apache/beam/runners/fnexecution/jobsubmission/InMemoryJobService.java#L225 Imported from Jira [BEAM-9772](https://issues.apache.org/jira/browse/BEAM-9772). Original Jira may contain additional context. Reported by: ibzib.