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Build Information

Failed to build SpeziSensorKit, reference 0.6.3 (8addfd), with Swift 6.3 for macOS (Xcode) using Xcode 26.4 on 19 Apr 2026 20:00:10 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SpeziSensorKit -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/StanfordSpezi/SpeziSensorKit.git
Reference: 0.6.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/StanfordSpezi/SpeziSensorKit
 * tag               0.6.3      -> FETCH_HEAD
HEAD is now at 8addfd5 try to fix deadlock (#17)
Cloned https://github.com/StanfordSpezi/SpeziSensorKit.git
Revision (git rev-parse @):
8addfd5f8ca54d85409ad9c70391859d44df227b
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/StanfordSpezi/SpeziSensorKit.git at 0.6.3
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.3
Building package at path:  $PWD
https://github.com/StanfordSpezi/SpeziSensorKit.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/StanfordSpezi/SpeziStorage.git
Fetching from https://github.com/StanfordSpezi/SpeziFoundation.git
Fetching from https://github.com/StanfordSpezi/Spezi.git
Fetching from https://github.com/StanfordBDHG/XCTRuntimeAssertions.git
Fetching from https://github.com/apple/swift-collections.git
Fetching from https://github.com/apple/swift-log
Fetching from https://github.com/StanfordBDHG/ThreadLocal.git
Fetching from https://github.com/apple/swift-atomics.git
Fetching from https://github.com/apple/swift-algorithms.git
Fetching from https://github.com/StanfordBDHG/zstd.git
Fetching from https://github.com/apple/swift-numerics.git
Fetching from https://github.com/swiftlang/swift-syntax.git
Creating working copy of package ‘swift-algorithms’
Checking out 1.2.1 of package ‘swift-algorithms’
Creating working copy of package ‘Spezi’
Checking out 1.10.2 of package ‘Spezi’
Creating working copy of package ‘SpeziFoundation’
Checking out 2.7.6 of package ‘SpeziFoundation’
Creating working copy of package ‘SpeziStorage’
Checking out 2.1.4 of package ‘SpeziStorage’
Creating working copy of package ‘swift-atomics’
Checking out 1.3.0 of package ‘swift-atomics’
Creating working copy of package ‘swift-collections’
Checking out 1.4.1 of package ‘swift-collections’
Creating working copy of package ‘swift-syntax’
Checking out 603.0.0 of package ‘swift-syntax’
Creating working copy of package ‘zstd’
Checking out 1.5.8-beta.1 of package ‘zstd’
Creating working copy of package ‘swift-log’
Checking out 1.12.0 of package ‘swift-log’
Creating working copy of package ‘XCTRuntimeAssertions’
Checking out 2.2.0 of package ‘XCTRuntimeAssertions’
Creating working copy of package ‘swift-numerics’
Checking out 1.1.1 of package ‘swift-numerics’
Creating working copy of package ‘ThreadLocal’
Checking out 0.1.3 of package ‘ThreadLocal’
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/603.0.0/swiftlang-6.3.0.123.5-macosx26.4-MacroSupport.zip
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedcouldn't find pc file for zlibResolve Package Graph
couldn't find pc file for zlib
Resolve Package Graph
couldn't find pc file for zlib
Resolved source packages:
  RuntimeAssertions: https://github.com/StanfordBDHG/XCTRuntimeAssertions.git @ 2.2.0
  zstd: https://github.com/StanfordBDHG/zstd.git @ 1.5.8-beta.1
  swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
  swift-log: https://github.com/apple/swift-log @ 1.12.0
  SpeziSensorKit: /Users/admin/builder/spi-builder-workspace
  SpeziFoundation: https://github.com/StanfordSpezi/SpeziFoundation.git @ 2.7.6
  swift-syntax: https://github.com/swiftlang/swift-syntax.git @ 603.0.0
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
  swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
  ThreadLocal: https://github.com/StanfordBDHG/ThreadLocal.git @ 0.1.3
  Spezi: https://github.com/StanfordSpezi/Spezi.git @ 1.10.2
  swift-collections: https://github.com/apple/swift-collections.git @ 1.4.1
  SpeziStorage: https://github.com/StanfordSpezi/SpeziStorage.git @ 2.1.4
resolved source packages: RuntimeAssertions, zstd, swift-numerics, swift-log, SpeziSensorKit, SpeziFoundation, swift-syntax, swift-atomics, swift-algorithms, ThreadLocal, Spezi, swift-collections, SpeziStorage
2026-04-19 15:59:41.214 xcodebuild[563:3095] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "spezi",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.8.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/StanfordSpezi/Spezi.git"
    },
    {
      "identity" : "spezifoundation",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.2.1",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/StanfordSpezi/SpeziFoundation.git"
    },
    {
      "identity" : "spezistorage",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.1.3",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/StanfordSpezi/SpeziStorage.git"
    }
  ],
  "manifest_display_name" : "SpeziSensorKit",
  "name" : "SpeziSensorKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "17.0"
    }
  ],
  "products" : [
    {
      "name" : "SpeziSensorKit",
      "targets" : [
        "SpeziSensorKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SpeziSensorKitTests",
      "module_type" : "SwiftTarget",
      "name" : "SpeziSensorKitTests",
      "path" : "Tests/SpeziSensorKitTests",
      "sources" : [
        "SensorKitTests.swift"
      ],
      "target_dependencies" : [
        "SpeziSensorKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SpeziSensorKit",
      "module_type" : "SwiftTarget",
      "name" : "SpeziSensorKit",
      "path" : "Sources/SpeziSensorKit",
      "product_dependencies" : [
        "Spezi",
        "SpeziFoundation",
        "SpeziLocalStorage"
      ],
      "product_memberships" : [
        "SpeziSensorKit"
      ],
      "sources" : [
        "QueryAnchor.swift",
        "Sample Types/Acceleration.swift",
        "Sample Types/AmbientLight.swift",
        "Sample Types/AmbientPressure.swift",
        "Sample Types/DeviceUsage.swift",
        "Sample Types/ECG.swift",
        "Sample Types/HeartRate.swift",
        "Sample Types/OnWrist.swift",
        "Sample Types/Other+Unsafe.swift",
        "Sample Types/Other.swift",
        "Sample Types/Pedometer.swift",
        "Sample Types/RotationRate.swift",
        "Sample Types/Visit.swift",
        "Sensor Reader/AnchoredFetcher+NumSamplesFetching.swift",
        "Sensor Reader/AnchoredFetcher+TimeIntervalFetching.swift",
        "Sensor Reader/AnchoredFetcher.swift",
        "Sensor Reader/FetchResult.swift",
        "Sensor Reader/FetchResultsIterator.swift",
        "Sensor/AnySensor+Operations.swift",
        "Sensor/AnySensor.swift",
        "Sensor/Sensor+WellKnown.swift",
        "Sensor/Sensor.swift",
        "Sensor/SensorSample.swift",
        "SensorKit+Availability.swift",
        "SensorKit+LocalStorage.swift",
        "SensorKit.swift",
        "Utils/AsyncSequence.swift",
        "Utils/SensorKitUtils.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "SpeziSensorKit"
    ]
  }
}
2026-04-19 15:59:51.726 xcodebuild[1201:6239] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SpeziSensorKit -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.4.0.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 SpeziSensorKit -destination platform=macOS,arch=arm64
Resolve Package Graph
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedcouldn't find pc file for zlib
Resolve Package Graph
couldn't find pc file for zlib
Resolved source packages:
  ThreadLocal: https://github.com/StanfordBDHG/ThreadLocal.git @ 0.1.3
  SpeziSensorKit: /Users/admin/builder/spi-builder-workspace
  SpeziStorage: https://github.com/StanfordSpezi/SpeziStorage.git @ 2.1.4
  zstd: https://github.com/StanfordBDHG/zstd.git @ 1.5.8-beta.1
  Spezi: https://github.com/StanfordSpezi/Spezi.git @ 1.10.2
  swift-syntax: https://github.com/swiftlang/swift-syntax.git @ 603.0.0
  swift-collections: https://github.com/apple/swift-collections.git @ 1.4.1
  swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
  swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
  SpeziFoundation: https://github.com/StanfordSpezi/SpeziFoundation.git @ 2.7.6
  swift-log: https://github.com/apple/swift-log @ 1.12.0
  RuntimeAssertions: https://github.com/StanfordBDHG/XCTRuntimeAssertions.git @ 2.2.0
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (31 targets)
    Target 'SpeziSensorKit' in project 'SpeziSensorKit'
        ➜ Explicit dependency on target 'SpeziSensorKit' in project 'SpeziSensorKit'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziLocalStorage' in project 'SpeziStorage'
    Target 'SpeziSensorKit' in project 'SpeziSensorKit'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziLocalStorage' in project 'SpeziStorage'
    Target 'SpeziLocalStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'SpeziLocalStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'SpeziKeychainStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
    Target 'SpeziLocalStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'SpeziKeychainStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
    Target 'SpeziKeychainStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
    Target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'OrderedCollections' in project 'swift-collections'
    Target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'OrderedCollections' in project 'swift-collections'
    Target 'OrderedCollections' in project 'swift-collections'
        ➜ Explicit dependency on target 'OrderedCollections' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
    Target 'OrderedCollections' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
    Target 'InternalCollectionsUtilities' in project 'swift-collections' (no dependencies)
    Target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundation_SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundationObjC' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'libzstd' in project 'zstd'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'Logging' in project 'swift-log'
        ➜ Explicit dependency on target 'ThreadLocal' in project 'ThreadLocal'
    Target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundation_SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundationObjC' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'libzstd' in project 'zstd'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'Logging' in project 'swift-log'
        ➜ Explicit dependency on target 'ThreadLocal' in project 'ThreadLocal'
    Target 'ThreadLocal' in project 'ThreadLocal'
        ➜ Explicit dependency on target 'ThreadLocal' in project 'ThreadLocal'
        ➜ Explicit dependency on target 'ThreadLocalMacros' in project 'ThreadLocal'
    Target 'ThreadLocal' in project 'ThreadLocal'
        ➜ Explicit dependency on target 'ThreadLocalMacros' in project 'ThreadLocal'
    Target 'ThreadLocalMacros' in project 'ThreadLocal' (no dependencies)
    Target 'Logging' in project 'swift-log'
        ➜ Explicit dependency on target 'Logging' in project 'swift-log'
    Target 'Logging' in project 'swift-log' (no dependencies)
    Target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
    Target 'RuntimeAssertions' in project 'RuntimeAssertions' (no dependencies)
    Target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
    Target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
    Target 'RealModule' in project 'swift-numerics'
        ➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
        ➜ Explicit dependency on target '_NumericsShims' in project 'swift-numerics'
    Target 'RealModule' in project 'swift-numerics'
        ➜ Explicit dependency on target '_NumericsShims' in project 'swift-numerics'
    Target '_NumericsShims' in project 'swift-numerics' (no dependencies)
    Target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target '_AtomicsShims' in project 'swift-atomics'
    Target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target '_AtomicsShims' in project 'swift-atomics'
    Target '_AtomicsShims' in project 'swift-atomics' (no dependencies)
    Target 'libzstd' in project 'zstd'
        ➜ Explicit dependency on target 'libzstd' in project 'zstd'
    Target 'libzstd' in project 'zstd' (no dependencies)
    Target 'SpeziFoundationObjC' in project 'SpeziFoundation' (no dependencies)
    Target 'SpeziFoundation_SpeziFoundation' in project 'SpeziFoundation' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x objective-c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcstringstool compile --dry-run --output-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SpeziFoundation.build/Debug/SpeziFoundation_SpeziFoundation.build /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/SpeziFoundation/Sources/SpeziFoundation/Resources/Localizable.xcstrings
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x assembler-with-cpp -c /dev/null
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 30b730ee0bbcde969358cd6931cd60a0
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/30b730ee0bbcde969358cd6931cd60a0.xcbuilddata
error: The package product 'Spezi' requires minimum platform version 14.0 for the macOS platform, but this target supports 10.13 (in target 'SpeziSensorKit' from project 'SpeziSensorKit')
error: The package product 'SpeziFoundation' requires minimum platform version 14.0 for the macOS platform, but this target supports 10.13 (in target 'SpeziSensorKit' from project 'SpeziSensorKit')
error: The package product 'SpeziLocalStorage' requires minimum platform version 14.0 for the macOS platform, but this target supports 10.13 (in target 'SpeziSensorKit' from project 'SpeziSensorKit')
2026-04-19 15:59:59.620 xcodebuild[1252:6444] [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:2da07bcb1fc5104ccb183788bb374fa60f38e4a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:2da07bcb1fc5104ccb183788bb374fa60f38e4a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:2da07bcb1fc5104ccb183788bb374fa60f38e4a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:2da07bcb1fc5104ccb183788bb374fa60f38e4a9, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme SpeziSensorKit
(1 failure)
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedcouldn't find pc file for zlib
Resolved source packages:
  SpeziSensorKit: /Users/admin/builder/spi-builder-workspace
  zstd: https://github.com/StanfordBDHG/zstd.git @ 1.5.8-beta.1
  SpeziStorage: https://github.com/StanfordSpezi/SpeziStorage.git @ 2.1.4
  swift-syntax: https://github.com/swiftlang/swift-syntax.git @ 603.0.0
  RuntimeAssertions: https://github.com/StanfordBDHG/XCTRuntimeAssertions.git @ 2.2.0
  swift-log: https://github.com/apple/swift-log @ 1.12.0
  Spezi: https://github.com/StanfordSpezi/Spezi.git @ 1.10.2
  swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
  ThreadLocal: https://github.com/StanfordBDHG/ThreadLocal.git @ 0.1.3
  SpeziFoundation: https://github.com/StanfordSpezi/SpeziFoundation.git @ 2.7.6
  swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
  swift-collections: https://github.com/apple/swift-collections.git @ 1.4.1
resolved source packages: SpeziSensorKit, zstd, SpeziStorage, swift-syntax, RuntimeAssertions, swift-log, Spezi, swift-numerics, swift-atomics, ThreadLocal, SpeziFoundation, swift-algorithms, swift-collections
2026-04-19 16:00:04.681 xcodebuild[1451:7307] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "spezi",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.8.0",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/StanfordSpezi/Spezi.git"
    },
    {
      "identity" : "spezifoundation",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.2.1",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/StanfordSpezi/SpeziFoundation.git"
    },
    {
      "identity" : "spezistorage",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.1.3",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/StanfordSpezi/SpeziStorage.git"
    }
  ],
  "manifest_display_name" : "SpeziSensorKit",
  "name" : "SpeziSensorKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "17.0"
    }
  ],
  "products" : [
    {
      "name" : "SpeziSensorKit",
      "targets" : [
        "SpeziSensorKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SpeziSensorKitTests",
      "module_type" : "SwiftTarget",
      "name" : "SpeziSensorKitTests",
      "path" : "Tests/SpeziSensorKitTests",
      "sources" : [
        "SensorKitTests.swift"
      ],
      "target_dependencies" : [
        "SpeziSensorKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "SpeziSensorKit",
      "module_type" : "SwiftTarget",
      "name" : "SpeziSensorKit",
      "path" : "Sources/SpeziSensorKit",
      "product_dependencies" : [
        "Spezi",
        "SpeziFoundation",
        "SpeziLocalStorage"
      ],
      "product_memberships" : [
        "SpeziSensorKit"
      ],
      "sources" : [
        "QueryAnchor.swift",
        "Sample Types/Acceleration.swift",
        "Sample Types/AmbientLight.swift",
        "Sample Types/AmbientPressure.swift",
        "Sample Types/DeviceUsage.swift",
        "Sample Types/ECG.swift",
        "Sample Types/HeartRate.swift",
        "Sample Types/OnWrist.swift",
        "Sample Types/Other+Unsafe.swift",
        "Sample Types/Other.swift",
        "Sample Types/Pedometer.swift",
        "Sample Types/RotationRate.swift",
        "Sample Types/Visit.swift",
        "Sensor Reader/AnchoredFetcher+NumSamplesFetching.swift",
        "Sensor Reader/AnchoredFetcher+TimeIntervalFetching.swift",
        "Sensor Reader/AnchoredFetcher.swift",
        "Sensor Reader/FetchResult.swift",
        "Sensor Reader/FetchResultsIterator.swift",
        "Sensor/AnySensor+Operations.swift",
        "Sensor/AnySensor.swift",
        "Sensor/Sensor+WellKnown.swift",
        "Sensor/Sensor.swift",
        "Sensor/SensorSample.swift",
        "SensorKit+Availability.swift",
        "SensorKit+LocalStorage.swift",
        "SensorKit.swift",
        "Utils/AsyncSequence.swift",
        "Utils/SensorKitUtils.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "SpeziSensorKit"
    ]
  }
}
2026-04-19 16:00:06.844 xcodebuild[1505:7512] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SpeziSensorKit -destination platform=macOS,arch=arm64
Command line invocation:
    /Applications/Xcode-26.4.0.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 SpeziSensorKit -destination platform=macOS,arch=arm64
Resolve Package Graph
failed to retrieve search paths with pkg-config; maybe pkg-config is not installedcouldn't find pc file for zlib
Resolved source packages:
  SpeziFoundation: https://github.com/StanfordSpezi/SpeziFoundation.git @ 2.7.6
  swift-collections: https://github.com/apple/swift-collections.git @ 1.4.1
  swift-syntax: https://github.com/swiftlang/swift-syntax.git @ 603.0.0
  ThreadLocal: https://github.com/StanfordBDHG/ThreadLocal.git @ 0.1.3
  SpeziSensorKit: /Users/admin/builder/spi-builder-workspace
  swift-log: https://github.com/apple/swift-log @ 1.12.0
  zstd: https://github.com/StanfordBDHG/zstd.git @ 1.5.8-beta.1
  swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
  RuntimeAssertions: https://github.com/StanfordBDHG/XCTRuntimeAssertions.git @ 2.2.0
  swift-atomics: https://github.com/apple/swift-atomics.git @ 1.3.0
  Spezi: https://github.com/StanfordSpezi/Spezi.git @ 1.10.2
  SpeziStorage: https://github.com/StanfordSpezi/SpeziStorage.git @ 2.1.4
  swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (31 targets)
    Target 'SpeziSensorKit' in project 'SpeziSensorKit'
        ➜ Explicit dependency on target 'SpeziSensorKit' in project 'SpeziSensorKit'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziLocalStorage' in project 'SpeziStorage'
    Target 'SpeziSensorKit' in project 'SpeziSensorKit'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziLocalStorage' in project 'SpeziStorage'
    Target 'SpeziLocalStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'SpeziLocalStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'SpeziKeychainStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
    Target 'SpeziLocalStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'SpeziKeychainStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
    Target 'SpeziKeychainStorage' in project 'SpeziStorage'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
    Target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'OrderedCollections' in project 'swift-collections'
    Target 'Spezi' in project 'Spezi'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'OrderedCollections' in project 'swift-collections'
    Target 'OrderedCollections' in project 'swift-collections'
        ➜ Explicit dependency on target 'OrderedCollections' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
    Target 'OrderedCollections' in project 'swift-collections'
        ➜ Explicit dependency on target 'InternalCollectionsUtilities' in project 'swift-collections'
    Target 'InternalCollectionsUtilities' in project 'swift-collections' (no dependencies)
    Target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundation_SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundationObjC' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'libzstd' in project 'zstd'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'Logging' in project 'swift-log'
        ➜ Explicit dependency on target 'ThreadLocal' in project 'ThreadLocal'
    Target 'SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundation_SpeziFoundation' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'SpeziFoundationObjC' in project 'SpeziFoundation'
        ➜ Explicit dependency on target 'libzstd' in project 'zstd'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'Logging' in project 'swift-log'
        ➜ Explicit dependency on target 'ThreadLocal' in project 'ThreadLocal'
    Target 'ThreadLocal' in project 'ThreadLocal'
        ➜ Explicit dependency on target 'ThreadLocal' in project 'ThreadLocal'
        ➜ Explicit dependency on target 'ThreadLocalMacros' in project 'ThreadLocal'
    Target 'ThreadLocal' in project 'ThreadLocal'
        ➜ Explicit dependency on target 'ThreadLocalMacros' in project 'ThreadLocal'
    Target 'ThreadLocalMacros' in project 'ThreadLocal' (no dependencies)
    Target 'Logging' in project 'swift-log'
        ➜ Explicit dependency on target 'Logging' in project 'swift-log'
    Target 'Logging' in project 'swift-log' (no dependencies)
    Target 'RuntimeAssertions' in project 'RuntimeAssertions'
        ➜ Explicit dependency on target 'RuntimeAssertions' in project 'RuntimeAssertions'
    Target 'RuntimeAssertions' in project 'RuntimeAssertions' (no dependencies)
    Target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
    Target 'Algorithms' in project 'swift-algorithms'
        ➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
    Target 'RealModule' in project 'swift-numerics'
        ➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
        ➜ Explicit dependency on target '_NumericsShims' in project 'swift-numerics'
    Target 'RealModule' in project 'swift-numerics'
        ➜ Explicit dependency on target '_NumericsShims' in project 'swift-numerics'
    Target '_NumericsShims' in project 'swift-numerics' (no dependencies)
    Target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target '_AtomicsShims' in project 'swift-atomics'
    Target 'Atomics' in project 'swift-atomics'
        ➜ Explicit dependency on target '_AtomicsShims' in project 'swift-atomics'
    Target '_AtomicsShims' in project 'swift-atomics' (no dependencies)
    Target 'libzstd' in project 'zstd'
        ➜ Explicit dependency on target 'libzstd' in project 'zstd'
    Target 'libzstd' in project 'zstd' (no dependencies)
    Target 'SpeziFoundationObjC' in project 'SpeziFoundation' (no dependencies)
    Target 'SpeziFoundation_SpeziFoundation' in project 'SpeziFoundation' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x objective-c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcstringstool compile --dry-run --output-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SpeziFoundation.build/Debug/SpeziFoundation_SpeziFoundation.build /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/SpeziFoundation/Sources/SpeziFoundation/Resources/Localizable.xcstrings
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x assembler-with-cpp -c /dev/null
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 30b730ee0bbcde969358cd6931cd60a0
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/30b730ee0bbcde969358cd6931cd60a0.xcbuilddata
error: The package product 'Spezi' requires minimum platform version 14.0 for the macOS platform, but this target supports 10.13 (in target 'SpeziSensorKit' from project 'SpeziSensorKit')
error: The package product 'SpeziFoundation' requires minimum platform version 14.0 for the macOS platform, but this target supports 10.13 (in target 'SpeziSensorKit' from project 'SpeziSensorKit')
error: The package product 'SpeziLocalStorage' requires minimum platform version 14.0 for the macOS platform, but this target supports 10.13 (in target 'SpeziSensorKit' from project 'SpeziSensorKit')
2026-04-19 16:00:08.798 xcodebuild[1552:7673] [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:2da07bcb1fc5104ccb183788bb374fa60f38e4a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:2da07bcb1fc5104ccb183788bb374fa60f38e4a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:2da07bcb1fc5104ccb183788bb374fa60f38e4a9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:2da07bcb1fc5104ccb183788bb374fa60f38e4a9, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme SpeziSensorKit
(1 failure)
BUILD FAILURE 6.3 macosXcodebuild