[Swift CI] Build Failure: 0. OSS - Swift Incremental RA - Ubuntu 16.04 (main) #15231

# [FAILURE] oss-swift-incremental-RA-linux-ubuntu-16_04 [#15231]

Build URL: https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-16_04/15231/
Project: oss-swift-incremental-RA-linux-ubuntu-16_04
Date of build: Fri, 04 Dec 2020 17:29:52 -0600
Build duration: 50 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 c4363b916fbbf1b3532cb78cf1f6b9d5102fbeb5 by z.zoelec2:

[cxx-interop] Support class template specializations in namespaces.

  • add: test/Interop/Cxx/templates/class-template-in-namespace-module-interface.swift

  • edit: test/Interop/Cxx/templates/Inputs/module.modulemap

  • edit: lib/ClangImporter/ImportDecl.cpp

  • add: test/Interop/Cxx/templates/Inputs/class-template-in-namespace.h

  • Commit 16b63b15f8fc1e36ab4a3a79d603871fa27ef023 by mgottesman:

    [cfgoptutils] Add a new overload of addNewEdgeValueToBranch that takes an InstModCallback.

    • edit: lib/SILOptimizer/Utils/CFGOptUtils.cpp
    • edit: include/swift/SILOptimizer/Utils/CFGOptUtils.h
  • Commit 9b77fef79405bb838771b8c20f5795f611d301dc by eeckstein:

    IRGen: fix the async task type for 32 bit platforms

    • edit: lib/IRGen/IRGenModule.cpp
  • Commit 5dbd34d08f6e83336eabf77ffa640911f38d2e84 by mgottesman:

    [semantic-arc] Prevent future pointer invalidation issues in the OwnedToGuaranteedPhiOp transform.

    • edit: lib/SILOptimizer/SemanticARC/Context.h
    • edit: lib/SILOptimizer/SemanticARC/OwnedToGuaranteedPhiOpt.cpp
    • edit: lib/SILOptimizer/SemanticARC/OwnershipPhiOperand.h
    • edit: lib/SILOptimizer/SemanticARC/CopyValueOpts.cpp
  • Commit 2941fb2dcdafd7563674c08f59d5ece8ed2cfd73 by github:

    [NFC] Use extended delimiters for regex strings (#3074)

    • edit: Sources/PackageLoading/ToolsVersionLoader.swift
    • edit: Sources/PackageModel/ToolsVersion.swift
    • edit: Sources/PackageLoading/ManifestLoader.swift
    • edit: Sources/PackageModel/SwiftLanguageVersion.swift
    • edit: Sources/Commands/SwiftTool.swift
    • edit: Sources/PackageCollections/Providers/GitHubPackageMetadataProvider.swift