Erbium – Build Information – Swift Package Index

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 Erbium, reference v4.7.0 (1bb868), with Swift 6.1 for macOS (Xcode) using Xcode 16.3 on 29 Apr 2025 10:38:22 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/e-sites/Erbium.git
Reference: v4.7.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/e-sites/Erbium
 * tag               v4.7.0     -> FETCH_HEAD
HEAD is now at 1bb8688 Swift 6
Cloned https://github.com/e-sites/Erbium.git
Revision (git rev-parse @):
1bb86888720bfe72843f0e1ef902f5749b9f3695
SUCCESS checkout https://github.com/e-sites/Erbium.git at v4.7.0
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.1
Building package at path:  $PWD
https://github.com/e-sites/Erbium.git
https://github.com/e-sites/Erbium.git
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Erbium",
  "name" : "Erbium",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Erbium",
      "targets" : [
        "Erbium"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Erbium",
      "module_type" : "SwiftTarget",
      "name" : "Erbium",
      "path" : "Sources",
      "product_memberships" : [
        "Erbium"
      ],
      "sources" : [
        "Bundle.swift",
        "Device.swift",
        "DeviceType.swift",
        "DeviceVersion.swift",
        "ScreenSize.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Erbium",
  "name" : "Erbium",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Erbium",
      "targets" : [
        "Erbium"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Erbium",
      "module_type" : "SwiftTarget",
      "name" : "Erbium",
      "path" : "Sources",
      "product_memberships" : [
        "Erbium"
      ],
      "sources" : [
        "Bundle.swift",
        "Device.swift",
        "DeviceType.swift",
        "DeviceVersion.swift",
        "ScreenSize.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Erbium",
    "schemes" : [
      "Erbium"
    ],
    "targets" : [
      "Erbium",
      "ErbiumTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Erbium -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 Erbium -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
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'ErbiumTests' in project 'Erbium'
        ➜ Explicit dependency on target 'Erbium' in project 'Erbium'
    Target 'Erbium' in project 'Erbium' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -x c -c /dev/null
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
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 6e84ef7d171070deaa0e732502283503
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/6e84ef7d171070deaa0e732502283503.xcbuilddata
/Users/admin/builder/spi-builder-workspace/Erbium.xcodeproj: error: No signing certificate "Mac Development" found: No "Mac Development" signing certificate matching team ID "KH7U9B5DS2" with a private key was found. (in target 'ErbiumTests' from project 'Erbium')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:ce7e3b694e633ed8d45ec5b25f26c4882044a196, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:ce7e3b694e633ed8d45ec5b25f26c4882044a196, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building project Erbium with scheme Erbium
(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
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Erbium",
  "name" : "Erbium",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Erbium",
      "targets" : [
        "Erbium"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "Erbium",
      "module_type" : "SwiftTarget",
      "name" : "Erbium",
      "path" : "Sources",
      "product_memberships" : [
        "Erbium"
      ],
      "sources" : [
        "Bundle.swift",
        "Device.swift",
        "DeviceType.swift",
        "DeviceVersion.swift",
        "ScreenSize.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Erbium",
    "schemes" : [
      "Erbium"
    ],
    "targets" : [
      "Erbium",
      "ErbiumTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Erbium -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 Erbium -destination platform=macOS,arch=arm64
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'ErbiumTests' in project 'Erbium'
        ➜ Explicit dependency on target 'Erbium' in project 'Erbium'
    Target 'Erbium' in project 'Erbium' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-16.3.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.4.sdk -x c -c /dev/null
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
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-16.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 34c8c90c1b461c0db6ab708e690bb83d
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/34c8c90c1b461c0db6ab708e690bb83d.xcbuilddata
/Users/admin/builder/spi-builder-workspace/Erbium.xcodeproj: error: No signing certificate "Mac Development" found: No "Mac Development" signing certificate matching team ID "KH7U9B5DS2" with a private key was found. (in target 'ErbiumTests' from project 'Erbium')
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:ce7e3b694e633ed8d45ec5b25f26c4882044a196, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:ce7e3b694e633ed8d45ec5b25f26c4882044a196, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building project Erbium with scheme Erbium
(1 failure)
BUILD FAILURE 6.1 macosXcodebuild