[Swift CI] Build Failure: OSS - Swift Package - OS X (release/5.3) #246

# [FAILURE] oss-swift-5.3-package-osx [#246]

Build URL: https://ci.swift.org/job/oss-swift-5.3-package-osx/246/
Project: oss-swift-5.3-package-osx
Date of build: Tue, 09 Jun 2020 14:48:49 -0500
Build duration: 2 hr 12 min

Identified problems:- Jenkins Error: This build failed because of a Jenkins Error; typically a Java exception.

Changes- Commit 668f3e6381c94aec2a01fc7a4bdefcc6f4369444 by erik.pilkington:

[ObjC] Fix AST serialization for pseudo-strong parameters

  • add: clang/test/PCH/externally-retained.m
  • edit: clang/lib/Serialization/ASTWriterDecl.cpp

New issue found!