Swift Package Index

Build Information

Failed to build SpeziSensorKit, reference 0.6.3 (8addfd), with Swift 6.4 for macOS (SPM) on 24 Sep 2026 17:29:01 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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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
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/StanfordSpezi/SpeziSensorKit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Constructing description]
[Pre-planning 1 / 603]
[Planning deferred tasks]
Fetching https://github.com/StanfordSpezi/SpeziStorage.git
Fetching https://github.com/StanfordSpezi/Spezi.git
Fetching https://github.com/StanfordSpezi/SpeziFoundation.git
[1/3189] Fetching spezifoundation
[161/13539] Fetching spezifoundation, spezi
[162/15272] Fetching spezifoundation, spezi, spezistorage
Fetched https://github.com/StanfordSpezi/Spezi.git (1.58s)
Fetched https://github.com/StanfordSpezi/SpeziStorage.git (1.58s)
Fetched https://github.com/StanfordSpezi/SpeziFoundation.git (1.58s)
Computing version for https://github.com/StanfordSpezi/SpeziStorage.git
Computed https://github.com/StanfordSpezi/SpeziStorage.git at 2.1.4 (2.31s)
Fetching https://github.com/StanfordBDHG/XCTRuntimeAssertions.git
[1/735] Fetching xctruntimeassertions
Fetched https://github.com/StanfordBDHG/XCTRuntimeAssertions.git (1.03s)
Computing version for https://github.com/StanfordBDHG/XCTRuntimeAssertions.git
Computed https://github.com/StanfordBDHG/XCTRuntimeAssertions.git at 2.2.0 (1.74s)
Computing version for https://github.com/StanfordSpezi/Spezi.git
Computed https://github.com/StanfordSpezi/Spezi.git at 1.10.2 (0.69s)
Fetching https://github.com/apple/swift-collections.git
[1/27702] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git (3.41s)
Computing version for https://github.com/StanfordSpezi/SpeziFoundation.git
Computed https://github.com/StanfordSpezi/SpeziFoundation.git at 2.7.7 (4.15s)
Fetching https://github.com/StanfordBDHG/ThreadLocal.git
Fetching https://github.com/apple/swift-log
Fetching https://github.com/StanfordBDHG/zstd.git
Fetching https://github.com/apple/swift-algorithms.git
Fetching https://github.com/apple/swift-atomics.git
[1/1881] Fetching swift-atomics
[20/65038] Fetching swift-atomics, zstd
[21/71183] Fetching swift-atomics, zstd, swift-algorithms
[23/71366] Fetching swift-atomics, zstd, swift-algorithms, threadlocal
[41/79531] Fetching swift-atomics, zstd, swift-algorithms, threadlocal, swift-log
Fetched https://github.com/apple/swift-log (4.85s)
Fetched https://github.com/apple/swift-algorithms.git (4.85s)
Fetched https://github.com/apple/swift-atomics.git (4.85s)
Fetched https://github.com/StanfordBDHG/ThreadLocal.git (4.85s)
Fetched https://github.com/StanfordBDHG/zstd.git (4.85s)
Computing version for https://github.com/apple/swift-algorithms.git
Computed https://github.com/apple/swift-algorithms.git at 1.2.1 (7.03s)
Fetching https://github.com/apple/swift-numerics.git
[1/6640] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics.git (2.75s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.1 (3.36s)
Computing version for https://github.com/StanfordBDHG/ThreadLocal.git
Computed https://github.com/StanfordBDHG/ThreadLocal.git at 0.1.3 (0.60s)
Fetching https://github.com/swiftlang/swift-syntax.git
[1/80067] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax.git (4.89s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.1.1 (5.50s)
Computing version for https://github.com/swiftlang/swift-syntax.git
Computed https://github.com/swiftlang/swift-syntax.git at 603.0.2 (0.77s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.7.0 (0.67s)
Computing version for https://github.com/apple/swift-log
Computed https://github.com/apple/swift-log at 1.15.1 (0.57s)
Computing version for https://github.com/StanfordBDHG/zstd.git
Computed https://github.com/StanfordBDHG/zstd.git at 1.5.8-beta.1 (0.65s)
Creating working copy for https://github.com/StanfordBDHG/ThreadLocal.git
Working copy of https://github.com/StanfordBDHG/ThreadLocal.git resolved at 0.1.3
Creating working copy for https://github.com/apple/swift-algorithms.git
Working copy of https://github.com/apple/swift-algorithms.git resolved at 1.2.1
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.7.0
Creating working copy for https://github.com/apple/swift-log
Working copy of https://github.com/apple/swift-log resolved at 1.15.1
Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.1.1
Creating working copy for https://github.com/swiftlang/swift-syntax.git
Working copy of https://github.com/swiftlang/swift-syntax.git resolved at 603.0.2
Creating working copy for https://github.com/StanfordSpezi/SpeziStorage.git
Working copy of https://github.com/StanfordSpezi/SpeziStorage.git resolved at 2.1.4
Creating working copy for https://github.com/StanfordBDHG/XCTRuntimeAssertions.git
Working copy of https://github.com/StanfordBDHG/XCTRuntimeAssertions.git resolved at 2.2.0
Creating working copy for https://github.com/StanfordSpezi/Spezi.git
Working copy of https://github.com/StanfordSpezi/Spezi.git resolved at 1.10.2
Creating working copy for https://github.com/StanfordBDHG/zstd.git
Working copy of https://github.com/StanfordBDHG/zstd.git resolved at 1.5.8-beta.1
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.1
Creating working copy for https://github.com/StanfordSpezi/SpeziFoundation.git
Working copy of https://github.com/StanfordSpezi/SpeziFoundation.git resolved at 2.7.7
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/603.0.2/swiftlang-6.4.0.34.1-macosx27.0-MacroSupport.zip
Downloaded https://download.swift.org/prebuilts/swift-syntax/603.0.2/swiftlang-6.4.0.34.1-macosx27.0-MacroSupport.zip (0.19s)
warning: 'spezifoundation': failed to retrieve search paths with pkg-config; maybe pkg-config is not installed
warning: 'spezifoundation': couldn't find pc file for zlib
error: The package product 'Spezi-product' requires minimum platform version 14.0 for the macOS platform, but this target supports 12.0
error: The package product 'SpeziFoundation-product' requires minimum platform version 14.0 for the macOS platform, but this target supports 12.0
error: The package product 'SpeziLocalStorage-product' requires minimum platform version 14.0 for the macOS platform, but this target supports 12.0
error: The package product 'Spezi-product' requires minimum platform version 14.0 for the macOS platform, but this target supports 12.0
error: The package product 'SpeziFoundation-product' requires minimum platform version 14.0 for the macOS platform, but this target supports 12.0
error: The package product 'SpeziLocalStorage-product' requires minimum platform version 14.0 for the macOS platform, but this target supports 12.0
error: Build failed
BUILD FAILURE 6.4 macosSpm