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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build Flow, reference 1.0.4 (c2195a), with Swift 6.1 for Linux on 28 Apr 2025 09:59:28 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/AudioKit/Flow.git
Reference: 1.0.4
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/AudioKit/Flow
 * tag               1.0.4      -> FETCH_HEAD
HEAD is now at c2195af Compile for visionos
Cloned https://github.com/AudioKit/Flow.git
Revision (git rev-parse @):
c2195aff3772a405655c08f22eb2aafbd77c27af
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/AudioKit/Flow.git at 1.0.4
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/AudioKit/Flow.git
https://github.com/AudioKit/Flow.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Flow",
  "name" : "Flow",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "12.0"
    },
    {
      "name" : "ios",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "Flow",
      "targets" : [
        "Flow"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FlowTests",
      "module_type" : "SwiftTarget",
      "name" : "FlowTests",
      "path" : "Tests/FlowTests",
      "sources" : [
        "LayoutTests.swift",
        "NodeTests.swift"
      ],
      "target_dependencies" : [
        "Flow"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Flow",
      "module_type" : "SwiftTarget",
      "name" : "Flow",
      "path" : "Sources/Flow",
      "product_memberships" : [
        "Flow"
      ],
      "sources" : [
        "Helpers.swift",
        "Model/LayoutConstants.swift",
        "Model/Node+Gestures.swift",
        "Model/Node+Layout.swift",
        "Model/Node.swift",
        "Model/Patch+Gestures.swift",
        "Model/Patch+Layout.swift",
        "Model/Patch.swift",
        "Model/Port.swift",
        "Model/Wire.swift",
        "Views/NodeEditor+Drawing.swift",
        "Views/NodeEditor+Gestures.swift",
        "Views/NodeEditor+Modifiers.swift",
        "Views/NodeEditor+Rects.swift",
        "Views/NodeEditor+Style.swift",
        "Views/NodeEditor.swift",
        "Views/TextCache.swift",
        "Views/WorkspaceView.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.5"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/19] Emitting module Flow
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[4/21] Compiling Flow TextCache.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[5/21] Compiling Flow WorkspaceView.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[6/21] Compiling Flow NodeEditor+Drawing.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[7/21] Compiling Flow NodeEditor+Gestures.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[8/21] Compiling Flow NodeEditor+Modifiers.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[9/21] Compiling Flow NodeEditor+Rects.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[10/21] Compiling Flow Patch+Layout.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[11/21] Compiling Flow Patch.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[12/21] Compiling Flow Port.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[13/21] Compiling Flow Wire.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[14/21] Compiling Flow NodeEditor+Style.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[15/21] Compiling Flow NodeEditor.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[16/21] Compiling Flow Node+Layout.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[17/21] Compiling Flow Node.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[18/21] Compiling Flow Patch+Gestures.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[19/21] Compiling Flow Helpers.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[20/21] Compiling Flow LayoutConstants.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[21/21] Compiling Flow Node+Gestures.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/18] Compiling Flow NodeEditor+Style.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[3/18] Compiling Flow NodeEditor.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/20] Emitting module Flow
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[5/20] Compiling Flow Helpers.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[6/20] Compiling Flow LayoutConstants.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[7/20] Compiling Flow Node+Gestures.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[8/20] Compiling Flow NodeEditor+Modifiers.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[9/20] Compiling Flow NodeEditor+Rects.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[10/20] Compiling Flow TextCache.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[11/20] Compiling Flow WorkspaceView.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[12/20] Compiling Flow Port.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[13/20] Compiling Flow Wire.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[14/20] Compiling Flow NodeEditor+Drawing.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[15/20] Compiling Flow NodeEditor+Gestures.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[16/20] Compiling Flow Patch+Layout.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[17/20] Compiling Flow Patch.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[18/20] Compiling Flow Node+Layout.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[19/20] Compiling Flow Node.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
[20/20] Compiling Flow Patch+Gestures.swift
/host/spi-builder-workspace/Sources/Flow/Helpers.swift:4:8: error: no such module 'SwiftUI'
  2 |
  3 | import Foundation
  4 | import SwiftUI
    |        `- error: no such module 'SwiftUI'
  5 |
  6 | extension String {
BUILD FAILURE 6.1 linux