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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 Appfigurate, reference master (8704c0), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 30 Apr 2025 00:23:45 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Appfigurate -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.61.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/electricbolt/appfiguratesdk.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/electricbolt/appfiguratesdk
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 8704c09 Create .spy.yml for Swift Package Index
Cloned https://github.com/electricbolt/appfiguratesdk.git
Revision (git rev-parse @):
8704c09fb1d9288b4be11372ae9c895f5410b8dd
SUCCESS checkout https://github.com/electricbolt/appfiguratesdk.git at master
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.1
Building package at path:  $PWD
https://github.com/electricbolt/appfiguratesdk.git
https://github.com/electricbolt/appfiguratesdk.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Appfigurate",
  "name" : "Appfigurate",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "5.0"
    }
  ],
  "products" : [
    {
      "name" : "AppfigurateLibrary",
      "targets" : [
        "AppfigurateLibrary"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "AppfigurateLibrary",
      "module_type" : "BinaryTarget",
      "name" : "AppfigurateLibrary",
      "path" : "AppfigurateLibrary.xcframework",
      "product_memberships" : [
        "AppfigurateLibrary"
      ],
      "sources" : [
      ],
      "type" : "binary"
    }
  ],
  "tools_version" : "5.3"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Appfigurate: /Users/admin/builder/spi-builder-workspace
resolved source packages: Appfigurate
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Appfigurate",
  "name" : "Appfigurate",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "5.0"
    }
  ],
  "products" : [
    {
      "name" : "AppfigurateLibrary",
      "targets" : [
        "AppfigurateLibrary"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "AppfigurateLibrary",
      "module_type" : "BinaryTarget",
      "name" : "AppfigurateLibrary",
      "path" : "AppfigurateLibrary.xcframework",
      "product_memberships" : [
        "AppfigurateLibrary"
      ],
      "sources" : [
      ],
      "type" : "binary"
    }
  ],
  "tools_version" : "5.3"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Appfigurate"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Appfigurate -destination platform=macOS,arch=arm64 OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Appfigurate -destination platform=macOS,arch=arm64 "OTHER_SWIFT_FLAGS=-stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures"
Build settings from command line:
    OTHER_SWIFT_FLAGS = -stats-output-dir .stats -strict-concurrency=complete -enable-upcoming-feature StrictConcurrency -enable-upcoming-feature DisableOutwardActorInference -enable-upcoming-feature GlobalActorIsolatedTypesUsability -enable-upcoming-feature InferSendableFromCaptures
Resolve Package Graph
Resolved source packages:
  Appfigurate: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'AppfigurateLibrary' in project 'Appfigurate' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -x c -c /dev/null
Build description signature: 715a92ca1b44ea240b3d08b9545b977e
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/715a92ca1b44ea240b3d08b9545b977e.xcbuilddata
/Users/admin/builder/spi-builder-workspace/AppfigurateLibrary.xcframework:1:1: error: While building for macOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/AppfigurateLibrary.xcframework'. (in target 'AppfigurateLibrary' from project 'Appfigurate')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:c35b363a76b91623a611eba208d10ed9475ac8d8, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:c35b363a76b91623a611eba208d10ed9475ac8d8, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:c35b363a76b91623a611eba208d10ed9475ac8d8, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:c35b363a76b91623a611eba208d10ed9475ac8d8, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme Appfigurate
(1 failure)
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  Appfigurate: /Users/admin/builder/spi-builder-workspace
resolved source packages: Appfigurate
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Appfigurate",
  "name" : "Appfigurate",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "13.0"
    },
    {
      "name" : "watchos",
      "version" : "5.0"
    }
  ],
  "products" : [
    {
      "name" : "AppfigurateLibrary",
      "targets" : [
        "AppfigurateLibrary"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "AppfigurateLibrary",
      "module_type" : "BinaryTarget",
      "name" : "AppfigurateLibrary",
      "path" : "AppfigurateLibrary.xcframework",
      "product_memberships" : [
        "AppfigurateLibrary"
      ],
      "sources" : [
      ],
      "type" : "binary"
    }
  ],
  "tools_version" : "5.3"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "Appfigurate"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Appfigurate -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme Appfigurate -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  Appfigurate: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'AppfigurateLibrary' in project 'Appfigurate' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -x c -c /dev/null
Build description signature: e95daba939eb0e951bee18415a2c6d74
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/e95daba939eb0e951bee18415a2c6d74.xcbuilddata
/Users/admin/builder/spi-builder-workspace/AppfigurateLibrary.xcframework:1:1: error: While building for macOS, no library for this platform was found in '/Users/admin/builder/spi-builder-workspace/AppfigurateLibrary.xcframework'. (in target 'AppfigurateLibrary' from project 'Appfigurate')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:c35b363a76b91623a611eba208d10ed9475ac8d8, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:c35b363a76b91623a611eba208d10ed9475ac8d8, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:c35b363a76b91623a611eba208d10ed9475ac8d8, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:c35b363a76b91623a611eba208d10ed9475ac8d8, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme Appfigurate
(1 failure)
BUILD FAILURE 6.1 macosXcodebuild