[Swift CI] Build Failure: 0. OSS - Swift Incremental RA - Ubuntu 18.04 - Long Test (main) #5043

# [FAILURE] oss-swift-incremental-RA-linux-ubuntu-18_04-long-test [#5043]

Build URL: https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-18_04-long-test/5043/
Project: oss-swift-incremental-RA-linux-ubuntu-18_04-long-test
Date of build: Tue, 16 Feb 2021 08:06:27 -0600
Build duration: 2 hr 28 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 3c02dba2c482ea9d595614022d11e600e3dee67b by rxwei:

[AutoDiff] Change derivative vtable thunk linkage to private.

  • edit: test/AutoDiff/SILGen/vtable.swift
  • edit: lib/SILGen/SILGenThunk.cpp
  • edit: test/AutoDiff/TBD/derivative_symbols.swift
  • edit: lib/SIL/IR/SILDeclRef.cpp
  • edit: lib/SILGen/SILGen.h