# \[Swift CI\] Build Failure: OSS - Swift Package - Ubuntu 18.04 (main) #3829

**URL:** <https://forums.swift.org/t/swift-ci-build-failure-oss-swift-package-ubuntu-18-04-main-3829/45758>\
**Category:** CI Notifications\
**Created:** [March 16, 2021, 6:34am UTC](https://forums.swift.org/t/swift-ci-build-failure-oss-swift-package-ubuntu-18-04-main-3829/45758 "2021-03-16T06:34:21Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![swift-ci](https://sea2.discourse-cdn.com/swift/user_avatar/forums.swift.org/swift-ci/32/278_2.png) [@swift-ci](https://forums.swift.org/u/swift-ci)\
**Post date:** [March 16, 2021, 6:34am UTC](https://forums.swift.org/t/swift-ci-build-failure-oss-swift-package-ubuntu-18-04-main-3829/45758/1 "2021-03-16T06:34:21Z")

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## # [FAILURE] oss-swift-package-linux-ubuntu-18\_04 [#3829]

Build URL: [https://ci.swift.org/job/oss-swift-package-linux-ubuntu-18\_04/3829/](https://ci.swift.org/job/oss-swift-package-linux-ubuntu-18_04/3829/)  
Project: oss-swift-package-linux-ubuntu-18\_04  
Date of build: Tue, 16 Mar 2021 00:26:59 -0500  
Build duration: 1 hr 7 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](https://ci.swift.org//job/oss-swift-package-linux-ubuntu-18_04/3829/consoleFull#1867318783122a513-f36a-4c87-8ed7-cbc36a1ec144)
- Swift Compile Error: Swift compiler error
  - [Indication 1](https://ci.swift.org//job/oss-swift-package-linux-ubuntu-18_04/3829/consoleFull#538605383373bf607-d277-47c6-812e-27acc852624c)

## Changes- Commit **7e6fb9f1271a13aa59b08c515187c67f5859db1e** by **varun\_gandhi:**

Remove USE\_SWIFT\_ASYNC\_LOWERING CMake setting.

- **edit** : CMakeLists.txt

- **edit** : include/swift/Config.h.in

- **edit** : lib/IRGen/IRGenModule.cpp

- **edit** : include/swift/Runtime/Config.h

- **edit** : include/swift/Runtime/CMakeConfig.h.in

- **edit** : include/swift/AST/IRGenOptions.h

- Commit **11a641ff03d869d00f6cf0f7b1b9b2c50da70b91** by **atrick:**

- Commit **5b2afec56a5422c2d71a481a22297a9e685eeb80** by **dgregor:**

- Commit **7ef9cc633eeca35a183d7f5e2705bb0fc5d79df4** by **nate\_chandler:**

- Commit **a066ecb169d69c5348bc6b04aed5566efcb845cd** by **nate\_chandler:**

- Commit **218b9c029b3eb9789cf7adad38684c667a3c1d58** by **nate\_chandler:**

- Commit **bf728e74d16d75595c11a3a85d6c5b74432b925d** by **nate\_chandler:**

- Commit **95a508a43561700c1ba0ce2205947b73d014f4c5** by **nate\_chandler:**

- Commit **6c7063d4750eafebabc8d1a58280f1eaf2980f90** by **nate\_chandler:**

- Commit **c8c39f82b9732e07a4f1002fa678a89562c5956c** by **nate\_chandler:**

- Commit **9501371cb7dc09ca7f724bf1c58d5c437e275289** by **nate\_chandler:**

- Commit **fb5c4a10f573635a70689d36cca8d9b004681eea** by **nate\_chandler:**

- Commit **d29f8b6e2a6e4c5e5bae5d1f6466b4c8bb8a4c6d** by **nate\_chandler:**

- Commit **e371f55a7d9dc4f482ee9b44ec0c0a66801a4177** by **nate\_chandler:**

- Commit **dbe689a3f24d9ac61b0e8af40ede210e9c1fd4e4** by **nate\_chandler:**

- Commit **ee63777332120ca664cacb94b49672d5a78f24ca** by **nate\_chandler:**

- Commit **2b72725d321474e37a93572b6660302ddcd2bf90** by **dgregor:**

- Commit **4e26d8466a224cfe1d445ecc95e903aa88bda054** by **eeckstein:**

- Commit **fd2ba3091ccdbe740e3a7a7fdf9d8d4793ddbeea** by **[davelee.com](http://davelee.com):**

- Commit **7efff69d63d1f17e894d231a975c4eeebba18175** by **aprantl:**

- Commit **13f86660f2babfb1a1a5eeedec74633bcb19c1e5** by **solszewski:**