[DNM] Empty commit to test toolchain builds for Swift-DocC

[ethan-kusters]

• Update build script helper to use python3 swift-docc#273

[ethan-kusters]

swiftlang/swift-docc#273
@swift-ci Please build toolchain

[ethan-kusters]

swiftlang/swift-docc#273
@swift-ci Please test

[ethan-kusters]

It looks like the Linux toolchain actually built successfully... Just hit a permission error when trying to upload the result:

https://ci.swift.org/job/swift-PR-toolchain-Linux/103

Click to expand log output:

+ NO_PROXY=
+ /tmp/jenkins-6dd3319b/workspace/swift-PR-toolchain-Linux/branch-main/swift-ci/scripts/s3curl.pl --id swift --put=/tmp/jenkins-6dd3319b/workspace/swift-PR-toolchain-Linux/branch-main/PR-ubuntu2004.tar.gz -- https://store-030.blobstore.apple.com/swift-oss/tmp/pull-request/59206/103/ubuntu2004/PR-ubuntu2004.tar.gz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  1  587M    0     0    1 9984k      0  9510k  0:01:03  0:00:01  0:01:02 9508k
  7  587M    0     0    7 43.3M      0  21.3M  0:00:27  0:00:02  0:00:25 21.3M
 13  587M    0     0   13 77.4M      0  25.3M  0:00:23  0:00:03  0:00:20 25.3M
 18  587M    0     0   18  110M      0  27.5M  0:00:21  0:00:04  0:00:17 27.5M
 24  587M    0     0   24  143M      0  28.4M  0:00:20  0:00:05  0:00:15 29.1M
 30  587M    0     0   30  177M      0  29.2M  0:00:20  0:00:06  0:00:14 33.4M
 35  587M    0     0   35  208M      0  29.8M  0:00:19  0:00:07  0:00:12 33.2M
curl: (55) OpenSSL SSL_write: Connection reset by peer, errno 104
[Pipeline] }
[Pipeline] // withCredentials
[Pipeline] }
[Pipeline] // timeout
[Pipeline] }
[Pipeline] // stage
[Pipeline] withCredentials
Masking supported pattern matches of $USER or $TOKEN
[Pipeline] {
[Pipeline] sh
+ curl -s -H 'Authorization: token ****' -X POST --data '{"state": "failure", "context": "Swift Build Toolchain Linux Platform", "description": "", "target_url": "https://ci.swift.org/job/swift-PR-toolchain-Linux/103/"}' https://api.github.com/repos/apple/swift/statuses/72337445b3c31e965c71238284f98b88f894d446
{
  "url": "https://api.github.com/repos/apple/swift/statuses/72337445b3c31e965c71238284f98b88f894d446",
  "avatar_url": "https://avatars.githubusercontent.com/u/15467072?v=4",
  "id": 17644317863,
  "node_id": "SC_kwDOAqwwJc8AAAAEG67spw",
  "state": "failure",
  "description": "",
  "target_url": "https://ci.swift.org/job/swift-PR-toolchain-Linux/103/",
  "context": "Swift Build Toolchain Linux Platform",
  "created_at": "2022-06-01T20:37:23Z",
  "updated_at": "2022-06-01T20:37:23Z",
  "creator": {
    "login": "****",
    "id": 15467072,
    "node_id": "MDQ6VXNlcjE1NDY3MDcy",
    "avatar_url": "https://avatars.githubusercontent.com/u/15467072?v=4",
    "gravatar_id": "",
    "url": "https://api.github.com/users/****",
    "html_url": "https://github.com/****",
    "followers_url": "https://api.github.com/users/****/followers",
    "following_url": "[https://api.github.com/users/****/following{/other_user}](https://api.github.com/users/****/following%7B/other_user%7D)",
    "gists_url": "[https://api.github.com/users/****/gists{/gist_id}](https://api.github.com/users/****/gists%7B/gist_id%7D)",
    "starred_url": "[https://api.github.com/users/****/starred{/owner}{/repo}](https://api.github.com/users/****/starred%7B/owner%7D%7B/repo%7D)",
    "subscriptions_url": "https://api.github.com/users/****/subscriptions",
    "organizations_url": "https://api.github.com/users/****/orgs",
    "repos_url": "https://api.github.com/users/****/repos",
    "events_url": "[https://api.github.com/users/****/events{/privacy}](https://api.github.com/users/****/events%7B/privacy%7D)",
    "received_events_url": "https://api.github.com/users/****/received_events",
    "type": "User",
    "site_admin": false
  }
}
[Pipeline] }
[Pipeline] // withCredentials
[Pipeline] echo
hudson.AbortException: script returned exit code 55
[Pipeline] sh
+ docker rm -f swift-pr
swift-pr
+ docker volume rm --force swift-pr
swift-pr
[Pipeline] }
[Pipeline] // node
[Pipeline] End of Pipeline
Setting status of 72337445b3c31e965c71238284f98b88f894d446 to FAILURE with url https://ci.swift.org/job/swift-PR-toolchain-Linux/103/ and message: 'Failed
 '
Using context: Swift Build Toolchain Linux Platform
Finished: FAILURE

I'll re-run just for posterity.

[ethan-kusters]

swiftlang/swift-docc#273
@swift-ci Please build toolchain Linux platform