# \[Swift CI\] Build Failure: 0. OSS - Swift Incremental RA - Ubuntu 16.04 (main) #15874 **URL:** \ **Category:** CI Notifications\ **Created:** [February 19, 2021, 9:50pm UTC](https://forums.swift.org/t/swift-ci-build-failure-0-oss-swift-incremental-ra-ubuntu-16-04-main-15874/44918 "2021-02-19T21:50:38Z")\ **Posts on this page:** 1\ **Page:** 1
**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:** [February 19, 2021, 9:50pm UTC](https://forums.swift.org/t/swift-ci-build-failure-0-oss-swift-incremental-ra-ubuntu-16-04-main-15874/44918/1 "2021-02-19T21:50:38Z")
## # [FAILURE] oss-swift-incremental-RA-linux-ubuntu-16\_04 [#15874] Build URL: [https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-16\_04/15874/](https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-16_04/15874/) Project: oss-swift-incremental-RA-linux-ubuntu-16\_04 Date of build: Fri, 19 Feb 2021 14:27:07 -0600 Build duration: 1 hr 23 min ## Identified problems:- Swift Compile Error: Swift compiler error - [Indication 1](https://ci.swift.org//job/oss-swift-incremental-RA-linux-ubuntu-16_04/15874/consoleFull#-1757286903373bf607-d277-47c6-812e-27acc852624c) - 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-incremental-RA-linux-ubuntu-16_04/15874/consoleFull#-17572869033122a513-f36a-4c87-8ed7-cbc36a1ec144) ## Changes- Commit **a7524e59f47688ffe5adecc66bba5de57f3a4bc9** by **pyaskevich:** [CSFix] Allow diagnosing missing conformance in ambiguity cases - **edit** : include/swift/Sema/CSFix.h - **add** : validation-test/Sema/SwiftUI/rdar74447308.swift - **edit** : lib/Sema/CSFix.cpp - Commit **1b7795b5e38711d6a499f38fd9bc92665e1fe84d** by **pyaskevich:** - Commit **2274e178435857c811c950a11fa6ccff795761d4** by **pyaskevich:** - Commit **2fd1912f5a3135187b76a1c1137ef65d93d1f97c** by **dgregor:** - Commit **7bf30cae1d15e01e89027152628b58a0ff779b7a** by **t.p.northover:** - Commit **7a2e59cd9ba3ce5c0a734277c1b77f68b9d7f8dc** by **varun\_gandhi:** - Commit **945cc344eba73efa77700e8696f1efad8d6d7ab4** by **ahatanaka:** - Commit **5061de8cc43b0abe4bd22dfd7629b9c32c74178a** by **ahatanaka:** - Commit **5ee6c36ce61dcd390e6e5132d5535de0afac7f54** by **ahatanaka:** - Commit **6b542e23250bd34b19cfa2d6963b1625acef54c4** by **ahatanaka:** - Commit **c03427f470b0f1c27fdd9a39a4c4e011e42e23b2** by **aschwaighofer:** - Commit **009306fc1dbf22dad796f835a79f977f5c5b1cce** by **varun\_gandhi:** - Commit **cf651e75d5f6b3f5c6d6fec54881d65c23986ded** by **aprantl:** - Commit **58f5618ee41cdc8f00af9d7ea3daf127dd879494** by **aprantl:** - Commit **cf197c9fae372dfe05774444f709e29c75ba20a1** by **aprantl:** - Commit **c7d6a0e2dc27247c4220b9403d7540100833c646** by **aprantl:** - Commit **256bebd2ead47101f733ecd5893207deb15a9e12** by **flo:** - Commit **6c7b3004077cd8454a72606a4fca15db9ee1d9ad** by **flo:** - Commit **654739c950196417e8235789be8a27662cebe461** by **flo:** - Commit **4515a0d6cf3c6c8db98f7abb1657926aeb62944e** by **flo:** - Commit **76aab005c883bfaaa8349c655eb7f2b38bf4cec1** by **aprantl:** - Commit **4ae3c22d3860ea03f5484f4169e711145bdd87fc** by **aprantl:** - Commit **65ccecde360566facf5c6c45a2a78b776dd04270** by **ahatanaka:** - Commit **c4b959ef52710874666bce37a6c158713907e3ec** by **aprantl:** - Commit **c22c0e0e768df56412879be9cc212dac58452b3a** by **varun\_gandhi:** - Commit **65caa75929e3744bea7ce9798ab2e7a7e56916f3** by **varun\_gandhi:** - Commit **512c9f10faec61204629410d78ec0a0aaa70c3d8** by **aprantl:** - Commit **4aab46facba9ca96b7ae2683c9dc91fdfb6b13a8** by **aprantl:** - Commit **d2b5cb3fd1df8fcbeb8fa4f53b81372cea44ff1e** by **jonas:** - Commit **6c2396d042c90a4a1b58250a217d75af64992ac8** by **jonas:** - Commit **881823333f3b8397f6514d0d4dc90c48cd27e60c** by **flo:** - Commit **5dcfe30d9f7434133da44d2f69255eed19ef3973** by **flo:** - Commit **ad8c8b15b8c1aedd938290407ca0d5f22c9c66b0** by **varun\_gandhi:** - Commit **ec5283ad2f309e7c85a89b66f25e9c2c3955d013** by **varun\_gandhi:** - Commit **7b3c293968e2f93354e13af45953042a1b7292a6** by **ldionne.2:** - Commit **e27b575d74dc3aa8539263992e95dc7045282d87** by **aprantl:** - Commit **c9205ebfa84f245cf51b166550dc621f75496456** by **t.p.northover:** - Commit **48bf2b7989f9107b8bc5594f47662c1f9ec420fd** by **dave:** - Commit **31f36e78e1e9624acea3e1637ee1f919cae796bd** by **ahatanaka:** - Commit **a0b678c31823f4f011997e8b9ae3a1d21fef7d30** by **ahatanaka:** - Commit **c2a06caf914c78f2c83d0c8d40110dcfaf76b310** by **varun\_gandhi:** - Commit **1d4d01e75297759cf6d7731f0a5af37659815759** by **github:** - Commit **2a2d62276da4e3178a3f97d6b554677506645266** by **jonas:** - Commit **0b68a3ed2b8c3d8b8d79189a03fbfa7793dc2168** by **ahatanaka:** - Commit **ca78b90726ddd31bbbb538f890d4869a8640cfe5** by **jonas:** - Commit **41131fe77202a17335d3037175c67d9e61b898dc** by **jonas:** - Commit **82a42a91ba8cc095d847d953cc307f8486321836** by **jonas:** - Commit **c54764055dc4fb8a3d81d83898efa4fc6250b788** by **[davelee.com](http://davelee.com):** - Commit **08edb4a28ae0dfa3b0e11eead808eb3436673852** by **aprantl:** - Commit **395a98110e5a6db5a5d769c7960b0c6945f93804** by **achikin:** - Commit **fb9a032317ab3faff6023beb1121548c01fd3e53** by **github:**