Swift Package Index

Build Information

Failed to build swift-oboe, reference main (fff6eb), with Swift 6.4 for macOS (Xcode) using Xcode 27.0 on 23 Sep 2026 06:39:49 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-oboe -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/gmondada/swift-oboe.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/gmondada/swift-oboe
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at fff6ebb update badges in README
Cloned https://github.com/gmondada/swift-oboe.git
Revision (git rev-parse @):
fff6ebb319abf9b90353a6dec1116be579435528
SUCCESS checkout https://github.com/gmondada/swift-oboe.git at main
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.4
Building package at path:  $PWD
https://github.com/gmondada/swift-oboe.git
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/gmondada/oboe.git
Creating working copy of package ‘oboe’
Checking out 1.9.3 of package ‘oboe’
Resolve Package Graph
Resolved source packages:
  swift-oboe: /Users/admin/builder/spi-builder-workspace
  oboe: https://github.com/gmondada/oboe.git @ 1.9.3
resolved source packages: swift-oboe, oboe
2026-09-23 02:39:08.861 xcodebuild[525:3013] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "oboe",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.9.3",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/gmondada/oboe.git"
    }
  ],
  "manifest_display_name" : "swift-oboe",
  "name" : "swift-oboe",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftOboe",
      "targets" : [
        "SwiftOboe"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftOboeTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftOboeTests",
      "path" : "Tests/SwiftOboeTests",
      "sources" : [
        "OboeTests.swift"
      ],
      "target_dependencies" : [
        "SwiftOboe"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftOboe",
      "module_type" : "SwiftTarget",
      "name" : "SwiftOboe",
      "path" : "Sources/SwiftOboe",
      "product_dependencies" : [
        "oboe"
      ],
      "product_memberships" : [
        "SwiftOboe"
      ],
      "sources" : [
        "AudioClock.swift",
        "AudioStream.swift",
        "AudioStreamBuilder.swift",
        "Oboe.swift",
        "Support/Callbacks.swift",
        "Support/Enums/AllowedCapturePolicy.swift",
        "Support/Enums/AudioApi.swift",
        "Support/Enums/AudioFormat.swift",
        "Support/Enums/ChannelMask.swift",
        "Support/Enums/ContentType.swift",
        "Support/Enums/DataCallbackResult.swift",
        "Support/Enums/Direction.swift",
        "Support/Enums/InputPreset.swift",
        "Support/Enums/PerformanceMode.swift",
        "Support/Enums/PrivacySensitiveMode.swift",
        "Support/Enums/Result.swift",
        "Support/Enums/SampleRateConversionQuality.swift",
        "Support/Enums/SessionId.swift",
        "Support/Enums/SharingMode.swift",
        "Support/Enums/SpatializationBehavior.swift",
        "Support/Enums/StreamState.swift",
        "Support/Enums/SystemClockId.swift",
        "Support/Enums/Usage.swift",
        "Support/FrameTimestamp.swift",
        "Support/ResultWithValue.swift",
        "Support/SwiftRef.swift"
      ],
      "target_dependencies" : [
        "OboeBridge"
      ],
      "type" : "library"
    },
    {
      "c99name" : "OboeBridge",
      "module_type" : "ClangTarget",
      "name" : "OboeBridge",
      "path" : "Sources/OboeBridge",
      "product_dependencies" : [
        "oboe"
      ],
      "product_memberships" : [
        "SwiftOboe"
      ],
      "sources" : [
        "OboeBridge.cpp"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.2"
}
{
  "workspace" : {
    "name" : "swift-oboe",
    "schemes" : [
      "swift-oboe"
    ]
  }
}
2026-09-23 02:39:41.242 xcodebuild[672:4174] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-oboe -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.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 swift-oboe -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  swift-oboe: /Users/admin/builder/spi-builder-workspace
  oboe: https://github.com/gmondada/oboe.git @ 1.9.3
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'SwiftOboe-product' in project 'swift-oboe'
        ➜ Explicit dependency on target 'SwiftOboe' in project 'swift-oboe'
        ➜ Explicit dependency on target 'OboeBridge' in project 'swift-oboe'
        ➜ Explicit dependency on target 'oboe-product' in project 'oboe'
    Target 'SwiftOboe' in project 'swift-oboe'
        ➜ Explicit dependency on target 'OboeBridge' in project 'swift-oboe'
        ➜ Explicit dependency on target 'oboe-product' in project 'oboe'
    Target 'OboeBridge' in project 'swift-oboe'
        ➜ Explicit dependency on target 'oboe-product' in project 'oboe'
    Target 'oboe-product' in project 'oboe'
        ➜ Explicit dependency on target 'oboe' in project 'oboe'
    Target 'oboe' in project 'oboe' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -x c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 6e531f3fd254bdd402d90bf0a513c2ec
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/6e531f3fd254bdd402d90bf0a513c2ec.xcbuilddata
error: The package product 'oboe-product' requires minimum platform version 15.0 for the macOS platform, but this target supports 12.0 (in target 'OboeBridge' from project 'swift-oboe')
error: The package product 'oboe-product' requires minimum platform version 15.0 for the macOS platform, but this target supports 12.0 (in target 'SwiftOboe' from project 'swift-oboe')
2026-09-23 02:39:43.643 xcodebuild[673:4218] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:6f3518c71fc667a8813af2e8f8fd95bea17e60b3, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:6f3518c71fc667a8813af2e8f8fd95bea17e60b3, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:6f3518c71fc667a8813af2e8f8fd95bea17e60b3, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:6f3518c71fc667a8813af2e8f8fd95bea17e60b3, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace swift-oboe with scheme swift-oboe
(1 failure)
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  oboe: https://github.com/gmondada/oboe.git @ 1.9.3
  swift-oboe: /Users/admin/builder/spi-builder-workspace
resolved source packages: oboe, swift-oboe
2026-09-23 02:39:45.748 xcodebuild[699:4369] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "oboe",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.9.3",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/gmondada/oboe.git"
    }
  ],
  "manifest_display_name" : "swift-oboe",
  "name" : "swift-oboe",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "SwiftOboe",
      "targets" : [
        "SwiftOboe"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SwiftOboeTests",
      "module_type" : "SwiftTarget",
      "name" : "SwiftOboeTests",
      "path" : "Tests/SwiftOboeTests",
      "sources" : [
        "OboeTests.swift"
      ],
      "target_dependencies" : [
        "SwiftOboe"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SwiftOboe",
      "module_type" : "SwiftTarget",
      "name" : "SwiftOboe",
      "path" : "Sources/SwiftOboe",
      "product_dependencies" : [
        "oboe"
      ],
      "product_memberships" : [
        "SwiftOboe"
      ],
      "sources" : [
        "AudioClock.swift",
        "AudioStream.swift",
        "AudioStreamBuilder.swift",
        "Oboe.swift",
        "Support/Callbacks.swift",
        "Support/Enums/AllowedCapturePolicy.swift",
        "Support/Enums/AudioApi.swift",
        "Support/Enums/AudioFormat.swift",
        "Support/Enums/ChannelMask.swift",
        "Support/Enums/ContentType.swift",
        "Support/Enums/DataCallbackResult.swift",
        "Support/Enums/Direction.swift",
        "Support/Enums/InputPreset.swift",
        "Support/Enums/PerformanceMode.swift",
        "Support/Enums/PrivacySensitiveMode.swift",
        "Support/Enums/Result.swift",
        "Support/Enums/SampleRateConversionQuality.swift",
        "Support/Enums/SessionId.swift",
        "Support/Enums/SharingMode.swift",
        "Support/Enums/SpatializationBehavior.swift",
        "Support/Enums/StreamState.swift",
        "Support/Enums/SystemClockId.swift",
        "Support/Enums/Usage.swift",
        "Support/FrameTimestamp.swift",
        "Support/ResultWithValue.swift",
        "Support/SwiftRef.swift"
      ],
      "target_dependencies" : [
        "OboeBridge"
      ],
      "type" : "library"
    },
    {
      "c99name" : "OboeBridge",
      "module_type" : "ClangTarget",
      "name" : "OboeBridge",
      "path" : "Sources/OboeBridge",
      "product_dependencies" : [
        "oboe"
      ],
      "product_memberships" : [
        "SwiftOboe"
      ],
      "sources" : [
        "OboeBridge.cpp"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.2"
}
{
  "workspace" : {
    "name" : "swift-oboe",
    "schemes" : [
      "swift-oboe"
    ]
  }
}
2026-09-23 02:39:47.158 xcodebuild[707:4425] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme swift-oboe -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.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 swift-oboe -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  oboe: https://github.com/gmondada/oboe.git @ 1.9.3
  swift-oboe: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'SwiftOboe-product' in project 'swift-oboe'
        ➜ Explicit dependency on target 'SwiftOboe' in project 'swift-oboe'
        ➜ Explicit dependency on target 'OboeBridge' in project 'swift-oboe'
        ➜ Explicit dependency on target 'oboe-product' in project 'oboe'
    Target 'SwiftOboe' in project 'swift-oboe'
        ➜ Explicit dependency on target 'OboeBridge' in project 'swift-oboe'
        ➜ Explicit dependency on target 'oboe-product' in project 'oboe'
    Target 'OboeBridge' in project 'swift-oboe'
        ➜ Explicit dependency on target 'oboe-product' in project 'oboe'
    Target 'oboe-product' in project 'oboe'
        ➜ Explicit dependency on target 'oboe' in project 'oboe'
    Target 'oboe' in project 'oboe' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
error: The package product 'oboe-product' requires minimum platform version 15.0 for the macOS platform, but this target supports 12.0 (in target 'OboeBridge' from project 'swift-oboe')
error: The package product 'oboe-product' requires minimum platform version 15.0 for the macOS platform, but this target supports 12.0 (in target 'SwiftOboe' from project 'swift-oboe')
2026-09-23 02:39:48.382 xcodebuild[708:4449] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:6f3518c71fc667a8813af2e8f8fd95bea17e60b3, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:6f3518c71fc667a8813af2e8f8fd95bea17e60b3, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:6f3518c71fc667a8813af2e8f8fd95bea17e60b3, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:6f3518c71fc667a8813af2e8f8fd95bea17e60b3, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace swift-oboe with scheme swift-oboe
(1 failure)
BUILD FAILURE 6.4 macosXcodebuild