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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 QRReader, reference main (428ebd), with Swift 6.0 for iOS using Xcode 16.2 on 12 Mar 2025 18:55:59 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme QRReader -destination generic/platform=iOS

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/mertozseven/QRReader.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/mertozseven/QRReader
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 428ebde Update LICENSE
Cloned https://github.com/mertozseven/QRReader.git
Revision (git rev-parse @):
428ebde22bd3472d7b60c07973739a9953ae4596
SUCCESS checkout https://github.com/mertozseven/QRReader.git at main
========================================
Build
========================================
Selected platform:         iOS
Swift version:             6.0
Building package at path:  $PWD
https://github.com/mertozseven/QRReader.git
https://github.com/mertozseven/QRReader.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "QRReader",
  "name" : "QRReader",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    }
  ],
  "products" : [
    {
      "name" : "QRReader",
      "targets" : [
        "QRReader"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "QRReader",
      "module_type" : "BinaryTarget",
      "name" : "QRReader",
      "path" : "build/QRReader.xcframework",
      "product_memberships" : [
        "QRReader"
      ],
      "sources" : [
      ],
      "type" : "binary"
    }
  ],
  "tools_version" : "5.9"
}
Command line invocation:
    /Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "QRReader",
  "name" : "QRReader",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    }
  ],
  "products" : [
    {
      "name" : "QRReader",
      "targets" : [
        "QRReader"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "QRReader",
      "module_type" : "BinaryTarget",
      "name" : "QRReader",
      "path" : "build/QRReader.xcframework",
      "product_memberships" : [
        "QRReader"
      ],
      "sources" : [
      ],
      "type" : "binary"
    }
  ],
  "tools_version" : "5.9"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "QRReader",
    "schemes" : [
      "QRReader"
    ],
    "targets" : [
      "QRReader"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme QRReader -destination generic/platform=iOS 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-16.2.0.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 QRReader -destination generic/platform=iOS "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"
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
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
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'QRReader' in project 'QRReader' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: d4a99e4986a4317fd418cc134686f474
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/d4a99e4986a4317fd418cc134686f474.xcbuilddata
/Users/admin/builder/spi-builder-workspace/QRReader.xcodeproj: error: No signing certificate "iOS Development" found: No "iOS Development" signing certificate matching team ID "28MJ2TX529" with a private key was found. (in target 'QRReader' from project 'QRReader')
** BUILD FAILED **
The following build commands failed:
	Building project QRReader with scheme QRReader
(1 failure)
Command line invocation:
    /Applications/Xcode-16.2.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEPackageSupportUseBuiltinSCM = YES
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "QRReader",
  "name" : "QRReader",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    }
  ],
  "products" : [
    {
      "name" : "QRReader",
      "targets" : [
        "QRReader"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "QRReader",
      "module_type" : "BinaryTarget",
      "name" : "QRReader",
      "path" : "build/QRReader.xcframework",
      "product_memberships" : [
        "QRReader"
      ],
      "sources" : [
      ],
      "type" : "binary"
    }
  ],
  "tools_version" : "5.9"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "QRReader",
    "schemes" : [
      "QRReader"
    ],
    "targets" : [
      "QRReader"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme QRReader -destination generic/platform=iOS
Command line invocation:
    /Applications/Xcode-16.2.0.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 QRReader -destination generic/platform=iOS
User defaults from command line:
    IDEClonedSourcePackagesDirPathOverride = /Users/admin/builder/spi-builder-workspace/.dependencies
    IDEDerivedDataPathOverride = /Users/admin/builder/spi-builder-workspace/.derivedData
    IDEPackageSupportUseBuiltinSCM = YES
Prepare packages
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'QRReader' in project 'QRReader' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.2.0.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS18.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.2.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 1252747272a5a94eafc50ca0f89f5658
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/1252747272a5a94eafc50ca0f89f5658.xcbuilddata
/Users/admin/builder/spi-builder-workspace/QRReader.xcodeproj: error: No signing certificate "iOS Development" found: No "iOS Development" signing certificate matching team ID "28MJ2TX529" with a private key was found. (in target 'QRReader' from project 'QRReader')
** BUILD FAILED **
The following build commands failed:
	Building project QRReader with scheme QRReader
(1 failure)
BUILD FAILURE 6.0 iOS