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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 BlackBoxFirebasePerformance, reference 4.1.2 (1b11ae), with Swift 6.1 for Linux on 29 Apr 2025 01:05:38 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/dodobrands/BlackBoxFirebasePerformance.git
Reference: 4.1.2
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/dodobrands/BlackBoxFirebasePerformance
 * tag               4.1.2      -> FETCH_HEAD
HEAD is now at 1b11ae0 Swift 6 Language Mode (#29)
Cloned https://github.com/dodobrands/BlackBoxFirebasePerformance.git
Revision (git rev-parse @):
1b11ae06a053e961341fed10ae92cdc93e538d08
SUCCESS checkout https://github.com/dodobrands/BlackBoxFirebasePerformance.git at 4.1.2
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/dodobrands/BlackBoxFirebasePerformance.git
https://github.com/dodobrands/BlackBoxFirebasePerformance.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
    {
      "identity" : "blackbox",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "4.0.1",
            "upper_bound" : "5.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/dodobrands/BlackBox"
    },
    {
      "identity" : "firebase-ios-sdk",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "11.6.0",
            "upper_bound" : "12.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/firebase/firebase-ios-sdk"
    },
    {
      "identity" : "dbthreadsafe-ios",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.0.0",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/dodobrands/DBThreadSafe-ios"
    }
  ],
  "manifest_display_name" : "BlackBoxFirebasePerformance",
  "name" : "BlackBoxFirebasePerformance",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "BlackBoxFirebasePerformance",
      "targets" : [
        "BlackBoxFirebasePerformance"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "6"
  ],
  "targets" : [
    {
      "c99name" : "BlackBoxFirebasePerformanceTests",
      "module_type" : "SwiftTarget",
      "name" : "BlackBoxFirebasePerformanceTests",
      "path" : "Tests/BlackBoxFirebasePerformanceTests",
      "product_dependencies" : [
        "BlackBox",
        "FirebasePerformance"
      ],
      "sources" : [
        "BlackBoxFirebasePerformanceTests.swift"
      ],
      "target_dependencies" : [
        "BlackBoxFirebasePerformance"
      ],
      "type" : "test"
    },
    {
      "c99name" : "BlackBoxFirebasePerformance",
      "module_type" : "SwiftTarget",
      "name" : "BlackBoxFirebasePerformance",
      "path" : "Sources/BlackBoxFirebasePerformance",
      "product_dependencies" : [
        "BlackBox",
        "FirebasePerformance",
        "DBThreadSafe"
      ],
      "product_memberships" : [
        "BlackBoxFirebasePerformance"
      ],
      "sources" : [
        "FirebasePerformanceLogger.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
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 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://github.com/dodobrands/DBThreadSafe-ios
Fetching https://github.com/dodobrands/BlackBox
Fetching https://github.com/firebase/firebase-ios-sdk
[1/217] Fetching dbthreadsafe-ios
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Fetched https://github.com/dodobrands/DBThreadSafe-ios from cache (0.29s)
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Fetched https://github.com/firebase/firebase-ios-sdk from cache (15.28s)
Computing version for https://github.com/dodobrands/BlackBox
Computed https://github.com/dodobrands/BlackBox at 4.0.2 (15.83s)
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Computing version for https://github.com/google/interop-ios-for-google-sdks.git
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Creating working copy for https://github.com/google/interop-ios-for-google-sdks.git
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Creating working copy for https://github.com/apple/swift-protobuf.git
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Working copy of https://github.com/firebase/leveldb.git resolved at 1.22.5
Creating working copy for https://github.com/dodobrands/DBThreadSafe-ios
Working copy of https://github.com/dodobrands/DBThreadSafe-ios resolved at 2.2.0
Creating working copy for https://github.com/google/gtm-session-fetcher.git
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Creating working copy for https://github.com/google/GoogleAppMeasurement.git
Working copy of https://github.com/google/GoogleAppMeasurement.git resolved at 11.12.0
Downloading binary artifact https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip
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Downloading binary artifact https://dl.google.com/firebase/ios/swiftpm/11.12.0/FirebaseAnalytics.zip
Downloading binary artifact https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip
Downloading binary artifact https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip
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Downloading binary artifact https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip
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[4058369/69982148] Downloading https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip, https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip, https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip
[6067561/173293762] Downloading https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip, https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip, https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpc.zip
[10225357/176305228] Downloading https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip, https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip, https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpc.zip, https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurementOnDeviceConversion.zip
[12557217/199525105] Downloading https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip, https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip, https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpc.zip, https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurementOnDeviceConversion.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpcpp.zip
[61729282/199597965] Downloading https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip, https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip, https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpc.zip, https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurementOnDeviceConversion.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpcpp.zip, https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurementIdentitySupport.zip
Downloaded https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurementIdentitySupport.zip (1.30s)
[65520907/199525105] Downloading https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip, https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip, https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpc.zip, https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurementOnDeviceConversion.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpcpp.zip
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[81709034/196513639] Downloading https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip, https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip, https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpcpp.zip
[196515008/197221300] Downloading https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip, https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip, https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpc.zip, https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpcpp.zip, https://dl.google.com/firebase/ios/swiftpm/11.12.0/FirebaseAnalytics.zip
Downloaded https://dl.google.com/firebase/ios/swiftpm/11.12.0/GoogleAppMeasurement.zip (2.72s)
Downloaded https://dl.google.com/firebase/ios/swiftpm/11.12.0/FirebaseAnalytics.zip (2.74s)
Downloaded https://dl.google.com/firebase/ios/bin/abseil/1.2024072200.0/rc0/absl.zip (3.37s)
Downloaded https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/openssl_grpc.zip (3.85s)
Downloaded https://dl.google.com/firebase/ios/bin/firestore/11.12.0/rc0/FirebaseFirestoreInternal.zip (4.57s)
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Downloaded https://dl.google.com/firebase/ios/bin/grpc/1.69.0/rc0/grpc.zip (15.60s)
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/Sources/BlackBoxFirebasePerformance/Info.plist
[1/1] Compiling plugin SwiftProtobufPlugin
Building for debugging...
[1/6] Write sources
/host/spi-builder-workspace/.build/checkouts/firebase-ios-sdk/SwiftPM-PlatformExclude/FirebasePerformanceWrap/dummy.m:15:9: fatal error: 'TargetConditionals.h' file not found
   15 | #import <TargetConditionals.h>
      |         ^~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[4/6] Compiling FirebasePerformanceTarget dummy.m
[4/6] Write swift-version-24593BA9C3E375BF.txt
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
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/Tests/BlackBoxFirebasePerformanceTests/Info.plist
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/Sources/BlackBoxFirebasePerformance/Info.plist
[0/1] Planning build
[1/1] Compiling plugin SwiftProtobufPlugin
Building for debugging...
/host/spi-builder-workspace/.build/checkouts/firebase-ios-sdk/SwiftPM-PlatformExclude/FirebasePerformanceWrap/dummy.m:15:9: fatal error: 'TargetConditionals.h' file not found
   15 | #import <TargetConditionals.h>
      |         ^~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[1/3] Compiling FirebasePerformanceTarget dummy.m
[1/3] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.1 linux