[Swift CI] Build Failure: OSS - Swift Package - OS X (main) #5163

# [FAILURE] oss-swift-package-osx [#5163]

Build URL: https://ci.swift.org/job/oss-swift-package-osx/5163/
Project: oss-swift-package-osx
Date of build: Sun, 04 Oct 2020 11:06:11 -0500
Build duration: 5 hr 39 min

Identified problems:- Compile Error: This build failed because of a compile error. Below is a list of all errors in the build log:

Changes- Commit 14e6772dc04cf778ba393bebc21a0a8b8ada3603 by alaferriere:

Consider inherited platform unavailability to silence diagnostics

  • edit: lib/Sema/TypeCheckAvailability.cpp

  • edit: test/attr/attr_availability_maccatalyst.swift

  • Commit 9294c0768731b1f8e56313814ea6ccdae8cab561 by compnerd:

    CI: add concurrency to the Windows CI set

    • edit: utils/build-windows.bat
  • Commit 573886d5d60f84abc881b74b631288d94839b16f by davelee:

    [build] Remove forced tracing of lldb dotest

    • edit: utils/build-script-impl