[Swift CI] Build Failure: 0. OSS - Swift Incremental RA - Ubuntu 16.04 (master) #14166

[swift-ci]

# [FAILURE] oss-swift-incremental-RA-linux-ubuntu-16_04 [#14166]

Build URL: https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-16_04/14166/
Project: oss-swift-incremental-RA-linux-ubuntu-16_04
Date of build: Thu, 30 Jul 2020 09:17:24 -0500
Build duration: 54 min

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

• Indication 1
• Swift Compile Error: Swift compiler error
  • Indication 1

Changes- Commit fd96bbd05401060fc1c337bd435fadfff8c147ff by achikin:

Use .str() when converting StringRef to std::string in

• edit: include/swift/Frontend/ModuleInterfaceLoader.h