TargetComplete.directory_output
Report output artifacts (referenced transitively via output_group) which emit directories instead of singleton files. These directory_output entries will never include a uri.
TargetComplete.failure_detail
Failure information about the target, only populated if success is false, and sometimes not even then. Equal to one of the ActionExecuted failure_detail fields for one of the root cause ActionExecuted events.
TargetComplete.output_group
The output files are arranged by their output group. If an output file is part of multiple output groups, it appears once in each output group.
TargetComplete.success
TargetComplete.tag
List of tags associated with this configured target.

