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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 skip-android-bridge, reference main (c7b453), with Swift 6.1 for Linux on 1 May 2025 00:36:02 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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: 4.61.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/skiptools/skip-android-bridge.git
Reference: main
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/skiptools/skip-android-bridge
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at c7b453b
Cloned https://github.com/skiptools/skip-android-bridge.git
Revision (git rev-parse @):
c7b453bf804c4310eccd84b48d26e9ee8d10d830
SUCCESS checkout https://github.com/skiptools/skip-android-bridge.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/skiptools/skip-android-bridge.git
https://github.com/skiptools/skip-android-bridge.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "default_localization" : "en",
  "dependencies" : [
    {
      "identity" : "skip",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.2.34",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://source.skip.tools/skip.git"
    },
    {
      "identity" : "skip-foundation",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.3.1",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://source.skip.tools/skip-foundation.git"
    },
    {
      "identity" : "swift-jni",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://source.skip.tools/swift-jni.git"
    },
    {
      "identity" : "skip-bridge",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://source.skip.tools/skip-bridge.git"
    },
    {
      "identity" : "swift-android-native",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://source.skip.tools/swift-android-native.git"
    }
  ],
  "manifest_display_name" : "skip-android-bridge",
  "name" : "skip-android-bridge",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "16.0"
    },
    {
      "name" : "watchos",
      "version" : "9.0"
    },
    {
      "name" : "maccatalyst",
      "version" : "16.0"
    }
  ],
  "products" : [
    {
      "name" : "SkipAndroidBridge",
      "targets" : [
        "SkipAndroidBridge"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    },
    {
      "name" : "SkipAndroidBridgeSamples",
      "targets" : [
        "SkipAndroidBridgeSamples"
      ],
      "type" : {
        "library" : [
          "dynamic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SkipAndroidBridgeTests",
      "module_type" : "SwiftTarget",
      "name" : "SkipAndroidBridgeTests",
      "path" : "Tests/SkipAndroidBridgeTests",
      "product_dependencies" : [
        "SkipTest",
        "skipstone"
      ],
      "sources" : [
        "AndroidBridgeTests.swift",
        "XCSkipTests.swift"
      ],
      "target_dependencies" : [
        "SkipAndroidBridge"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SkipAndroidBridgeSamplesTests",
      "module_type" : "SwiftTarget",
      "name" : "SkipAndroidBridgeSamplesTests",
      "path" : "Tests/SkipAndroidBridgeSamplesTests",
      "product_dependencies" : [
        "SkipTest",
        "skipstone"
      ],
      "sources" : [
        "SkipAndroidBridgeSamplesTests.swift",
        "XCSkipTests.swift"
      ],
      "target_dependencies" : [
        "SkipAndroidBridgeSamples"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SkipAndroidBridgeSamples",
      "module_type" : "SwiftTarget",
      "name" : "SkipAndroidBridgeSamples",
      "path" : "Sources/SkipAndroidBridgeSamples",
      "product_dependencies" : [
        "skipstone"
      ],
      "product_memberships" : [
        "SkipAndroidBridgeSamples"
      ],
      "resources" : [
        {
          "path" : "/host/spi-builder-workspace/Sources/SkipAndroidBridgeSamples/Resources/sample.json",
          "rule" : {
            "process" : {
            }
          }
        }
      ],
      "sources" : [
        "SkipAndroidBridgeSamples.swift"
      ],
      "target_dependencies" : [
        "SkipAndroidBridge"
      ],
      "type" : "library"
    },
    {
      "c99name" : "SkipAndroidBridge",
      "module_type" : "SwiftTarget",
      "name" : "SkipAndroidBridge",
      "path" : "Sources/SkipAndroidBridge",
      "product_dependencies" : [
        "SkipBridge",
        "SwiftJNI",
        "SkipFoundation",
        "AndroidNative",
        "skipstone"
      ],
      "product_memberships" : [
        "SkipAndroidBridge",
        "SkipAndroidBridgeSamples"
      ],
      "sources" : [
        "AndroidBridgeBootstrap.swift",
        "AndroidBundle.swift",
        "AndroidUserDefaults.swift",
        "AssetURLProtocol.swift",
        "DynamicAppCompatActivity.swift",
        "DynamicContext.swift",
        "Observation.swift",
        "ObservationModule.swift",
        "ProcessInfo.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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
Fetching https://source.skip.tools/swift-android-native.git
Fetching https://source.skip.tools/skip.git
Fetching https://source.skip.tools/skip-bridge.git
Fetching https://source.skip.tools/skip-foundation.git
Fetching https://source.skip.tools/swift-jni.git
[1/2293] Fetching skip-bridge
[1767/2629] Fetching skip-bridge, swift-android-native
[2021/10459] Fetching skip-bridge, swift-android-native, skip
[3335/10564] Fetching skip-bridge, swift-android-native, skip, swift-jni
[5626/13658] Fetching skip-bridge, swift-android-native, skip, swift-jni, skip-foundation
Fetched https://source.skip.tools/swift-jni.git from cache (1.34s)
Fetched https://source.skip.tools/swift-android-native.git from cache (1.34s)
Fetched https://source.skip.tools/skip-bridge.git from cache (1.34s)
Fetched https://source.skip.tools/skip-foundation.git from cache (1.34s)
Fetched https://source.skip.tools/skip.git from cache (1.41s)
Computing version for https://source.skip.tools/skip-foundation.git
Computed https://source.skip.tools/skip-foundation.git at 1.3.3 (2.62s)
Fetching https://source.skip.tools/skip-lib.git
[1/1410] Fetching skip-lib
Fetched https://source.skip.tools/skip-lib.git from cache (0.53s)
Computing version for https://source.skip.tools/skip-lib.git
Computed https://source.skip.tools/skip-lib.git at 1.3.4 (1.10s)
Fetching https://source.skip.tools/skip-unit.git
[1/853] Fetching skip-unit
Fetched https://source.skip.tools/skip-unit.git from cache (0.51s)
Computing version for https://source.skip.tools/skip-unit.git
Computed https://source.skip.tools/skip-unit.git at 1.1.2 (1.10s)
Computing version for https://source.skip.tools/swift-jni.git
Computed https://source.skip.tools/swift-jni.git at 0.2.1 (0.64s)
Computing version for https://source.skip.tools/swift-android-native.git
Computed https://source.skip.tools/swift-android-native.git at 1.4.0 (1.98s)
Computing version for https://source.skip.tools/skip.git
Computed https://source.skip.tools/skip.git at 1.5.5 (2.44s)
Computing version for https://source.skip.tools/skip-bridge.git
Computed https://source.skip.tools/skip-bridge.git at 0.14.0 (0.54s)
Creating working copy for https://source.skip.tools/swift-android-native.git
Working copy of https://source.skip.tools/swift-android-native.git resolved at 1.4.0
Creating working copy for https://source.skip.tools/skip-lib.git
Working copy of https://source.skip.tools/skip-lib.git resolved at 1.3.4
Creating working copy for https://source.skip.tools/skip.git
Working copy of https://source.skip.tools/skip.git resolved at 1.5.5
Creating working copy for https://source.skip.tools/swift-jni.git
Working copy of https://source.skip.tools/swift-jni.git resolved at 0.2.1
Creating working copy for https://source.skip.tools/skip-unit.git
Working copy of https://source.skip.tools/skip-unit.git resolved at 1.1.2
Creating working copy for https://source.skip.tools/skip-foundation.git
Working copy of https://source.skip.tools/skip-foundation.git resolved at 1.3.3
Creating working copy for https://source.skip.tools/skip-bridge.git
Working copy of https://source.skip.tools/skip-bridge.git resolved at 0.14.0
Downloading binary artifact https://source.skip.tools/skip/releases/download/1.5.5/skip.zip
[16375/15893770] Downloading https://source.skip.tools/skip/releases/download/1.5.5/skip.zip
Downloaded https://source.skip.tools/skip/releases/download/1.5.5/skip.zip (2.18s)
error: Tool ‘skip’ is not supported on the target platform
error: build planning stopped due to build-tool plugin failures
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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
error: Tool ‘skip’ is not supported on the target platform
error: build planning stopped due to build-tool plugin failures
BUILD FAILURE 6.1 linux