SyncField – Build Information – Swift Package Index

Build Information

Failed to build SyncField, reference main (40deed), with Swift 6.4 for Android on 26 Sep 2026 14:17:24 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/OpenGraphLabs/syncfield-swift.git
Reference: main
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/OpenGraphLabs/syncfield-swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 40deed1 feat: add atomic long-horizon segment rotation
Cloned https://github.com/OpenGraphLabs/syncfield-swift.git
Revision (git rev-parse @):
40deed1806f5e2b4cf4a4013c0ec6eed679197f3
SUCCESS checkout https://github.com/OpenGraphLabs/syncfield-swift.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/OpenGraphLabs/syncfield-swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:abadcff584c273feba50641b454858d377ba30b35ea7287a94f45ebd8afd0ea0
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/Sources/SyncField/Streams/Tactile/AGENTS.md
Building for debugging...
[Pre-planning 1 / 240]
[Starting]
error: SwiftCompile normal aarch64 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Sources/SyncField/SessionClock.swift:10:27: [1;31merror: [1;39mcannot find type 'mach_timebase_info_data_t' in scope[0;0m
 [0;36m8 |[0;0m /// plus a wall-clock anchor captured once at session start.
 [0;36m9 |[0;0m public final class SessionClock: @unchecked Sendable {
[0;36m10 |[0;0m     private let timebase: [4;39mmach_timebase_info_data_t[0;0m
   [0;36m|[0;0m                           `- [1;31merror: [1;39mcannot find type 'mach_timebase_info_data_t' in scope[0;0m
[0;36m11 |[0;0m
[0;36m12 |[0;0m     public init() {
/host/spi-builder-workspace/Sources/SyncField/Writers/SensorWriter.swift:9:29: [1;33mwarning: [1;39mresult of call to 'createFile(atPath:contents:attributes:)' is unused[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
 [0;36m7 |[0;0m
 [0;36m8 |[0;0m     public init(url: URL) throws {
 [0;36m9 |[0;0m         FileManager.default.createFile(atPath: url.path, contents: nil)
   [0;36m|[0;0m                             `- [1;33mwarning: [1;39mresult of call to 'createFile(atPath:contents:attributes:)' is unused[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
[0;36m10 |[0;0m         self.handle = try FileHandle(forWritingTo: url)
[0;36m11 |[0;0m     }
/host/spi-builder-workspace/Sources/SyncField/Writers/SessionLogWriter.swift:11:29: [1;33mwarning: [1;39mresult of call to 'createFile(atPath:contents:attributes:)' is unused[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
 [0;36m9 |[0;0m
[0;36m10 |[0;0m     public init(url: URL) throws {
[0;36m11 |[0;0m         FileManager.default.createFile(atPath: url.path, contents: nil)
   [0;36m|[0;0m                             `- [1;33mwarning: [1;39mresult of call to 'createFile(atPath:contents:attributes:)' is unused[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
[0;36m12 |[0;0m         self.handle = try FileHandle(forWritingTo: url)
[0;36m13 |[0;0m         self.isoFormatter = ISO8601DateFormatter()
/host/spi-builder-workspace/Sources/SyncField/Writers/StreamWriter.swift:11:29: [1;33mwarning: [1;39mresult of call to 'createFile(atPath:contents:attributes:)' is unused[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
 [0;36m9 |[0;0m
[0;36m10 |[0;0m     public init(url: URL) throws {
[0;36m11 |[0;0m         FileManager.default.createFile(atPath: url.path, contents: nil)
   [0;36m|[0;0m                             `- [1;33mwarning: [1;39mresult of call to 'createFile(atPath:contents:attributes:)' is unused[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/no-usage\NoUsage]8;;\]
[0;36m12 |[0;0m         self.handle = try FileHandle(forWritingTo: url)
[0;36m13 |[0;0m     }
[#NoUsage]: <https://docs.swift.org/compiler/documentation/diagnostics/no-usage>
Failed frontend command:
/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/DerivedSources/resource_bundle_accessor.swift /host/spi-builder-workspace/Sources/SyncField/Audio/AVAudioEngineChirpPlayer.swift /host/spi-builder-workspace/Sources/SyncField/Audio/AudioReattachableStream.swift /host/spi-builder-workspace/Sources/SyncField/Audio/AudioSessionInterruptionHandler.swift /host/spi-builder-workspace/Sources/SyncField/Audio/AudioSessionPolicy.swift /host/spi-builder-workspace/Sources/SyncField/Audio/ChirpPlayer.swift /host/spi-builder-workspace/Sources/SyncField/Audio/ChirpSynthesis.swift /host/spi-builder-workspace/Sources/SyncField/Audio/ChirpTypes.swift /host/spi-builder-workspace/Sources/SyncField/Audio/CountdownSpec.swift /host/spi-builder-workspace/Sources/SyncField/Audio/CountdownTickPlayer.swift /host/spi-builder-workspace/Sources/SyncField/Calibration/CalibrationScaling.swift /host/spi-builder-workspace/Sources/SyncField/Calibration/CameraCalibrationProber.swift /host/spi-builder-workspace/Sources/SyncField/Calibration/PhotoCalibrationProbeExecutor.swift /host/spi-builder-workspace/Sources/SyncField/Calibration/ProbedCameraCalibration.swift /host/spi-builder-workspace/Sources/SyncField/Calibration/StereoExtrinsicsMath.swift /host/spi-builder-workspace/Sources/SyncField/Calibration/StereoProbedCalibration.swift /host/spi-builder-workspace/Sources/SyncField/Errors.swift /host/spi-builder-workspace/Sources/SyncField/HealthBus.swift /host/spi-builder-workspace/Sources/SyncField/HealthEvent.swift /host/spi-builder-workspace/Sources/SyncField/Quality/HandQualityConfig.swift /host/spi-builder-workspace/Sources/SyncField/Quality/HandQualityMonitor.swift /host/spi-builder-workspace/Sources/SyncField/Quality/HandQualitySummary.swift /host/spi-builder-workspace/Sources/SyncField/Quality/HandQualityTypes.swift /host/spi-builder-workspace/Sources/SyncField/Quality/VisionHandConversion.swift /host/spi-builder-workspace/Sources/SyncField/SessionClock.swift /host/spi-builder-workspace/Sources/SyncField/SessionOrchestrator.swift /host/spi-builder-workspace/Sources/SyncField/SessionState.swift /host/spi-builder-workspace/Sources/SyncField/StreamCapabilities.swift /host/spi-builder-workspace/Sources/SyncField/Streams/CameraDeviceConfig.swift /host/spi-builder-workspace/Sources/SyncField/Streams/CameraTimestamps.swift /host/spi-builder-workspace/Sources/SyncField/Streams/FrameProcessorGate.swift /host/spi-builder-workspace/Sources/SyncField/Streams/MultiCamCameraStream.swift /host/spi-builder-workspace/Sources/SyncField/Streams/Tactile/TactileAcquireFailure.swift /host/spi-builder-workspace/Sources/SyncField/Streams/Tactile/TactileBLEClient.swift /host/spi-builder-workspace/Sources/SyncField/Streams/Tactile/TactilePacketParser.swift /host/spi-builder-workspace/Sources/SyncField/Streams/Tactile/TactileRoleRegistry.swift /host/spi-builder-workspace/Sources/SyncField/Streams/Tactile/TactileStream.swift /host/spi-builder-workspace/Sources/SyncField/Streams/Tactile/TactileTypes.swift /host/spi-builder-workspace/Sources/SyncField/Streams/Tactile/WristImuStream.swift /host/spi-builder-workspace/Sources/SyncField/Streams/iPhoneCameraStream.swift /host/spi-builder-workspace/Sources/SyncField/Streams/iPhoneMotionStream.swift /host/spi-builder-workspace/Sources/SyncField/Streams/iPhoneRawIMUStreams.swift /host/spi-builder-workspace/Sources/SyncField/SyncField.swift /host/spi-builder-workspace/Sources/SyncField/SyncFieldStream.swift /host/spi-builder-workspace/Sources/SyncField/SyncPoint.swift /host/spi-builder-workspace/Sources/SyncField/Writers/EventWriter.swift /host/spi-builder-workspace/Sources/SyncField/Writers/ManifestWriter.swift /host/spi-builder-workspace/Sources/SyncField/Writers/RotatingSensorWriter.swift /host/spi-builder-workspace/Sources/SyncField/Writers/SensorWriter.swift /host/spi-builder-workspace/Sources/SyncField/Writers/SensorWriterPump.swift /host/spi-builder-workspace/Sources/SyncField/Writers/SessionLogWriter.swift /host/spi-builder-workspace/Sources/SyncField/Writers/StreamWriter.swift /host/spi-builder-workspace/Sources/SyncField/Writers/StreamWriterPump.swift /host/spi-builder-workspace/Sources/SyncField/Writers/WriterFactory.swift -target aarch64-unknown-linux-android28 -Xllvm -aarch64-use-tbi -disable-objc-interop -sdk /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -sysroot /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -I /host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_AVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins/testing\#/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_android.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64 -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/lib/clang/18 -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SyncField -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/Objects-normal/aarch64/SyncField_const_extract_protocols.json -in-process-plugin-server-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/local/lib/swift/host/plugins -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/Objects-normal/aarch64/Modules/SyncField.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/Objects-normal/aarch64/Modules/SyncField.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/Objects-normal/aarch64/SyncField-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/Objects-normal/aarch64/SyncField-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/Objects-normal/aarch64/SyncField-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/SyncField.build/Debug-android-aarch64/SyncField-t.build/Objects-normal/aarch64/Modules/SyncField.swiftmodule
error: Build failed
BUILD FAILURE 6.4 android