Swift Package Index

Build Information

Failed to build sEndpointSecurity, reference main (4c235e), with Swift 6.4 for macOS (SPM) on 19 Sep 2026 20:34:58 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Alkenso/sEndpointSecurity.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Alkenso/sEndpointSecurity
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 4c235e9 Update README.md
Cloned https://github.com/Alkenso/sEndpointSecurity.git
Revision (git rev-parse @):
4c235e9471ef8403e31d90d65bace23c5359bdb1
SUCCESS checkout https://github.com/Alkenso/sEndpointSecurity.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/Alkenso/sEndpointSecurity.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Constructing description]
[Planning deferred tasks]
[36 / 64]
[38 / 65] SpellbookFoundation
[47 / 112]
[51 / 112] SpellbookFoundationObjC
[56 / 112]
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[86 / 112] SpellbookFoundation
[87 / 112] SpellbookFoundation
Fetching https://github.com/Alkenso/SwiftSpellbook.git
[1/4436] Fetching swiftspellbook
Fetched https://github.com/Alkenso/SwiftSpellbook.git (1.19s)
Computing version for https://github.com/Alkenso/SwiftSpellbook.git
Computed https://github.com/Alkenso/SwiftSpellbook.git at 0.4.2 (4.06s)
Creating working copy for https://github.com/Alkenso/SwiftSpellbook.git
Working copy of https://github.com/Alkenso/SwiftSpellbook.git resolved at 0.4.2
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ &\ Concurrency/SynchronousExecutor.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile SynchronousExecutor.swift
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types\ &\ PropertyWrappers/Closure.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile Closure.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading & Concurrency/SynchronousExecutor.swift:49:20: error: cannot find 'atomic_flag' in scope
 47 |         group.enter()
 48 |
 49 |         var once = atomic_flag()
    |                    `- error: cannot find 'atomic_flag' in scope
 50 |         try action {
 51 |             guard !atomic_flag_test_and_set(&once) else {
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading & Concurrency/SynchronousExecutor.swift:51:20: error: cannot find 'atomic_flag_test_and_set' in scope
 49 |         var once = atomic_flag()
 50 |         try action {
 51 |             guard !atomic_flag_test_and_set(&once) else {
    |                    `- error: cannot find 'atomic_flag_test_and_set' in scope
 52 |                 if !RunEnvironment.isXCTesting {
 53 |                     assertionFailure("\(Self.self) async action called multiple times")
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types & PropertyWrappers/Closure.swift:46:20: error: cannot find 'atomic_flag' in scope
 44 | extension Closure {
 45 |     public func oneShot() -> Self where R == Void {
 46 |         var once = atomic_flag()
    |                    `- error: cannot find 'atomic_flag' in scope
 47 |         return Self { result in
 48 |             if !atomic_flag_test_and_set(&once) {
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types & PropertyWrappers/Closure.swift:48:17: error: cannot find 'atomic_flag_test_and_set' in scope
 46 |         var once = atomic_flag()
 47 |         return Self { result in
 48 |             if !atomic_flag_test_and_set(&once) {
    |                 `- error: cannot find 'atomic_flag_test_and_set' in scope
 49 |                 self(result)
 50 |             }
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types & PropertyWrappers/Closure.swift:109:20: error: cannot find 'atomic_flag' in scope
107 | extension ClosureT {
108 |     public func oneShot() -> Self where R == Void {
109 |         var once = atomic_flag()
    |                    `- error: cannot find 'atomic_flag' in scope
110 |         return Self { value in
111 |             var result: Result<R, Error>?
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types & PropertyWrappers/Closure.swift:112:17: error: cannot find 'atomic_flag_test_and_set' in scope
110 |         return Self { value in
111 |             var result: Result<R, Error>?
112 |             if !atomic_flag_test_and_set(&once) {
    |                 `- error: cannot find 'atomic_flag_test_and_set' in scope
113 |                 result = Result { try self(value) }
114 |             }
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryParsingError.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryReader.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryReaderInput.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryWriter.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryWriterOutput.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Combine/Extensions\ -\ Publisher.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Combine/Proxies.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Benchmark.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/CancellationToken.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Environment.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Codable.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Collections.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Comparable.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Formatters.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ NSError.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Other.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ StandardTypes.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/ObjectBuilder.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/SBUnit.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/SpellbookLog.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Utils.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/WildcardExpression.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/DictionaryParsing/DictionaryCodingKey.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/DictionaryParsing/DictionaryReader.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/DictionaryParsing/DictionaryWriter.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Filesystem\ \&\ Bundle/Extensions\ -\ Bundle.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Filesystem\ \&\ Bundle/Extensions\ -\ FileManager.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Filesystem\ \&\ Bundle/FileEnumerator.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Filesystem\ \&\ Bundle/FileStore.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Filesystem\ \&\ Bundle/TemporaryDirectory.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/GUI/Extensions\ -\ CoreGraphics.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Low\ Level/AuditToken.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Low\ Level/BridgedCEnum.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Low\ Level/IOKitError.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Low\ Level/Mach.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Low\ Level/POD+Swift.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Low\ Level/Unsafe.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ObjC\ Bridging/Exceptions.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/System\ \&\ Hardware/DeviceInfo.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/Atomic.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/BlockingQueue.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/ConcurrentBlockOperation.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/Extensions\ -\ DispatchQueue.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/Extensions\ -\ Locks.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/Extensions\ -\ Task.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/PosixLocks.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/SynchronizationUtils.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/Synchronized.swift -primary-file /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Threading\ \&\ Concurrency/SynchronousExecutor.swift -primary-file /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types\ \&\ PropertyWrappers/Boxing.swift -primary-file /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types\ \&\ PropertyWrappers/Closure.swift -primary-file /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types\ \&\ PropertyWrappers/CommonError.swift -primary-file /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types\ \&\ PropertyWrappers/Refreshable.swift -primary-file /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types\ \&\ PropertyWrappers/Resource\ \(RAII\).swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Types\ \&\ PropertyWrappers/Types.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ValueObserving/EventAsk.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ValueObserving/EventNotify.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ValueObserving/Observable.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ValueObserving/ValueObserving.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ValueObserving/ValueStore.swift -supplementary-output-file-map /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/supplementaryOutputs-9 -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -swift-module-cross-import Darwin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/Darwin.swiftcrossimport/xlocale.swiftoverlay -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/SpellbookFoundation-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -suppress-warnings -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps/SpellbookFoundationObjC.modulemap -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundationObjC -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SpellbookFoundation -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/SpellbookFoundation_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-macos27.0 -target-sdk-version 27.0 -target-sdk-name macosx27.0 -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/SynchronousExecutor.o -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/Boxing.o -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/Closure.o -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/CommonError.o -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/Refreshable.o -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/Resource\ \(RAII\).o -debug-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/SpellbookFoundation.swiftmodule -index-unit-output-path /SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/SynchronousExecutor.o -index-unit-output-path /SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/Boxing.o -index-unit-output-path /SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/Closure.o -index-unit-output-path /SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/CommonError.o -index-unit-output-path /SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/Refreshable.o -index-unit-output-path /SwiftSpellbook.build/Debug/SpellbookFoundation-t.build/Objects-normal/arm64/Resource\ \(RAII\).o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ValueObserving/EventAsk.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile EventAsk.swift
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ValueObserving/EventAsk.swift:65:28: error: cannot find 'atomic_flag' in scope
 63 |             group.enter()
 64 |             entry.queue.async {
 65 |                 var once = atomic_flag()
    |                            `- error: cannot find 'atomic_flag' in scope
 66 |                 entry.transform(value) { singleResult in
 67 |                     guard !atomic_flag_test_and_set(&once) else {
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/ValueObserving/EventAsk.swift:67:28: error: cannot find 'atomic_flag_test_and_set' in scope
 65 |                 var once = atomic_flag()
 66 |                 entry.transform(value) { singleResult in
 67 |                     guard !atomic_flag_test_and_set(&once) else {
    |                            `- error: cannot find 'atomic_flag_test_and_set' in scope
 68 |                         if !RunEnvironment.isXCTesting {
 69 |                             assertionFailure("\(Self.self) transform action called multiple times")
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryParsingError.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryReader.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryReaderInput.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryWriter.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/BinaryParsing/BinaryWriterOutput.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Combine/Extensions\ -\ Publisher.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Combine/Proxies.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Benchmark.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/CancellationToken.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Environment.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Codable.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Collections.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Comparable.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Formatters.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ NSError.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ Other.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/Extensions\ -\ StandardTypes.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/ObjectBuilder.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/SBUnit.swift /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftSpellbook/Sources/SpellbookFoundation/Common/SpellbookLog.swift 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error: Build failed
BUILD FAILURE 6.4 macosSpm