[Swift CI] Build Failure: 0. OSS - Swift Incremental RA - Ubuntu 16.04 (master) #14315

# [FAILURE] oss-swift-incremental-RA-linux-ubuntu-16_04 [#14315]

Build URL: https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-16_04/14315/
Project: oss-swift-incremental-RA-linux-ubuntu-16_04
Date of build: Mon, 17 Aug 2020 16:25:57 -0500
Build duration: 2 hr 41 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 9b29ec6b9878c74b0482807e38ccc74550b6cd82 by aschwaighofer:

IRGen: Store scalars as bytes to avoid undefined bits

  • edit: test/Interpreter/enum.swift

  • edit: test/IRGen/builtins.swift

  • edit: test/IRGen/enum_future.sil

  • edit: lib/IRGen/ScalarTypeInfo.h

  • edit: test/IRGen/enum.sil

  • Commit a0333a4e370fbdf386a67d980e93bc524f97b532 by danielrodriguez:

    [android] XFAIL opt-remark-generator.swift in ARMv7

    • edit: test/SILOptimizer/opt-remark-generator.swift
  • Commit 4a429d0ac77e36eee33c7787d8b11ef2711c6988 by hassaneldesouky:

    [Diag] Refactor diagnosticStringFor to return StringRef

    • edit: include/swift/AST/DiagnosticEngine.h
    • edit: lib/AST/DiagnosticEngine.cpp
  • Commit 14ad9cc11c73a5de10b21a473f1599a7a6ef0c32 by compnerd:

    build: add a builder script for the rebranch

    • add: utils/build-windows-rebranch.bat
  • Commit 4c684d7a76a0cdbc883cfe0b81fd91bd2327a3a7 by github:

    DynamicCast Rework, Part 1: Specification (#33010)

    • add: docs/DynamicCasting.md
    • edit: docs/README.md
  • Commit 7379f9aeba37cee1d5f79971b5266e6d7b6b1eb2 by augusto2112:

    Enables Linux tests with old rdars

    • edit: lldb/test/API/lang/swift/variables/array/TestSwiftArrayType.py
    • edit: lldb/test/API/lang/swift/expression/generic/TestSwiftGenericExpressions.py
    • edit: lldb/test/API/lang/swift/generic_extension/TestSwiftGenericExtension.py
    • edit: lldb/test/API/lang/swift/partially_generic_func/class/TestSwiftPartiallyGenericFuncClass.py
    • edit: lldb/test/API/lang/swift/return/TestSwiftReturns.py
    • edit: lldb/test/API/lang/swift/type_metadata/TestSwiftTypeMetadata.py
    • edit: lldb/test/API/lang/swift/variables/indirect_enums/TestIndirectEnumVariables.py
  • Commit 22f11debc99e3885a0cf5310c3e573acbf71c3bb by compnerd:

    PackageModel: add windows to the list of known platforms

    • edit: Tests/PackageLoadingTests/PackageBuilderTests.swift
    • edit: Sources/PackageModel/Platform.swift