Swift Package IndexBuild Information
Failed to build MailKit, reference master (51c72b), with Swift 6.4 for iOS using Xcode 27.0 on 16 Sep 2026 22:51:26 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 MailKit -destination generic/platform=iOSBuild Log
========================================
RunAll
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Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Samasaur1/MailKit.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Samasaur1/MailKit
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 51c72bc Change LICENSE to AFLv3.0
Cloned https://github.com/Samasaur1/MailKit.git
Revision (git rev-parse @):
51c72bc6ca3e3c2e934008ccd224b2931985a0c2
SUCCESS checkout https://github.com/Samasaur1/MailKit.git at master
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Build
========================================
Selected platform: iOS
Swift version: 6.4
Building package at path: $PWD
https://github.com/Samasaur1/MailKit.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/Samasaur1/ProtocolKit.git
Creating working copy of package ‘ProtocolKit’
Checking out 1.0.2 of package ‘ProtocolKit’
Resolve Package Graph
Resolved source packages:
ProtocolKit: https://github.com/Samasaur1/ProtocolKit.git @ 1.0.2
MailKit: /Users/admin/builder/spi-builder-workspace
resolved source packages: ProtocolKit, MailKit
2026-09-16 18:50:35.355 xcodebuild[531:3079] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "protocolkit",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.2",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Samasaur1/ProtocolKit.git"
}
],
"manifest_display_name" : "MailKit",
"name" : "MailKit",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "MailKit",
"targets" : [
"MailKit"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MailKitTests",
"module_type" : "SwiftTarget",
"name" : "MailKitTests",
"path" : "Tests/MailKitTests",
"sources" : [
"MailKitTests.swift",
"XCTestManifests.swift"
],
"target_dependencies" : [
"MailKit"
],
"type" : "test"
},
{
"c99name" : "MailKit",
"module_type" : "SwiftTarget",
"name" : "MailKit",
"path" : "Sources/MailKit",
"product_dependencies" : [
"ProtocolKit"
],
"product_memberships" : [
"MailKit"
],
"sources" : [
"MailKit.swift"
],
"type" : "library"
}
],
"tools_version" : "4.2"
}
{
"workspace" : {
"name" : "MailKit",
"schemes" : [
"MailKit"
]
}
}
2026-09-16 18:51:16.956 xcodebuild[717:4553] [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 MailKit -destination generic/platform=iOS
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 MailKit -destination generic/platform=iOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
MailKit: /Users/admin/builder/spi-builder-workspace
ProtocolKit: https://github.com/Samasaur1/ProtocolKit.git @ 1.0.2
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
Target 'MailKit-product' in project 'MailKit'
➜ Explicit dependency on target 'MailKit' in project 'MailKit'
➜ Explicit dependency on target 'ProtocolKit-product' in project 'ProtocolKit'
Target 'MailKit' in project 'MailKit'
➜ Explicit dependency on target 'ProtocolKit-product' in project 'ProtocolKit'
Target 'ProtocolKit-product' in project 'ProtocolKit'
➜ Explicit dependency on target 'ProtocolKit' in project 'ProtocolKit'
Target 'ProtocolKit' in project 'ProtocolKit' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.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/ld -version_details
Build description signature: cbbdbf04f4936f135648e129788a6718
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/cbbdbf04f4936f135648e129788a6718.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/CompilationCache.noindex
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/PrecompiledHeaders
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-iphoneos
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-iphoneos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.modulemap (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.DependencyStaticMetadataFileList (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.DependencyMetadataFileList (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftConstValuesFileList (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-OutputFileMap.json (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.LinkFileList (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit_const_extract_protocols.json (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftFileList (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit_const_extract_protocols.json (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.SwiftFileList (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.SwiftConstValuesFileList (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-OutputFileMap.json (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.LinkFileList (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/MailKit.modulemap (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/MailKit.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/MailKit.DependencyStaticMetadataFileList (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/MailKit.DependencyStaticMetadataFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/ProtocolKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.modulemap (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/MailKit.DependencyMetadataFileList (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/MailKit.DependencyMetadataFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/MailKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/MailKit.modulemap (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace
builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/MailKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos
SwiftDriver ProtocolKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name ProtocolKit -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -target arm64-apple-ios15.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -suppress-warnings -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ ProtocolKit.swift /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit/Sources/ProtocolKit/ProtocolKit.swift (in target 'ProtocolKit' from project 'ProtocolKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit/Sources/ProtocolKit/ProtocolKit.swift (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile ProtocolKit.swift
SwiftEmitModule normal arm64 Emitting\ module\ for\ ProtocolKit (in target 'ProtocolKit' from project 'ProtocolKit')
SwiftCompile normal arm64 (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftDriverJobDiscovery normal arm64 Emitting module for ProtocolKit (in target 'ProtocolKit' from project 'ProtocolKit')
SwiftDriver\ Compilation\ Requirements ProtocolKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-Swift-Compilation-Requirements -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name ProtocolKit -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -target arm64-apple-ios15.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -suppress-warnings -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftMergeGeneratedHeaders /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/ProtocolKit-Swift.h /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-Swift.h (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
builtin-swiftHeaderTool -arch arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-Swift.h -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-iphoneos/ProtocolKit-Swift.h
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.swiftmodule/arm64-apple-ios.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftdoc (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftdoc /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.swiftmodule/arm64-apple-ios.swiftdoc
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.swiftmodule/arm64-apple-ios.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.abi.json (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.abi.json /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.swiftmodule/arm64-apple-ios.abi.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.swiftmodule/arm64-apple-ios.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftmodule (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftmodule /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.swiftmodule/arm64-apple-ios.swiftmodule
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.swiftmodule/Project/arm64-apple-ios.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftsourceinfo (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks -rename /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftsourceinfo /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.swiftmodule/Project/arm64-apple-ios.swiftsourceinfo
SwiftDriver MailKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name MailKit -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -target arm64-apple-ios15.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftEmitModule normal arm64 Emitting\ module\ for\ MailKit (in target 'MailKit' from project 'MailKit')
SwiftCompile normal arm64 (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Users/admin/builder/spi-builder-workspace/Sources/MailKit/MailKit.swift:2:8: error: no such module 'AppKit'
1 | import Foundation
2 | import AppKit
| `- error: no such module 'AppKit'
3 | import ProtocolKit
4 |
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/MailKit/MailKit.swift -target arm64-apple-ios15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 4.2 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name MailKit -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name iphoneos27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.abi.json
SwiftCompile normal arm64 Compiling\ MailKit.swift /Users/admin/builder/spi-builder-workspace/Sources/MailKit/MailKit.swift (in target 'MailKit' from project 'MailKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/MailKit/MailKit.swift (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile MailKit.swift
SwiftDriverJobDiscovery normal arm64 Compiling ProtocolKit.swift (in target 'ProtocolKit' from project 'ProtocolKit')
SwiftDriver\ Compilation ProtocolKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-Swift-Compilation -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name ProtocolKit -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -target arm64-apple-ios15.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -suppress-warnings -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
Ld /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.o normal (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -Xlinker -reproducible -target arm64-apple-ios15.0 -r -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -O0 -w -Xlinker -no_warn_duplicate_libraries -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug-iphoneos -F/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -iframework /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -iframework /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -filelist /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.LinkFileList -nostdlib -Xlinker -object_path_lto -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit_lto.o -Xlinker -no_deduplicate -Xlinker -debug_variant -Xlinker -dependency_info -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit_dependency_info.dat -fobjc-link-runtime -L/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/iphoneos -L/usr/lib/swift -Xlinker -add_ast_path -Xlinker /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.swiftmodule -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.o
ExtractAppIntentsMetadata (in target 'ProtocolKit' from project 'ProtocolKit')
cd /Users/admin/builder/spi-builder-workspace/.dependencies/checkouts/ProtocolKit
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/appintentsmetadataprocessor --toolchain-dir /var/run/com.apple.security.cryptexd/mnt/com.apple.MobileAsset.MetalToolchain-v27.1.266.1.j9OPrz/Metal.xctoolchain --module-name ProtocolKit --sdk-root /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk --xcode-version 27A266a --platform-family iOS --deployment-target 15.0 --bundle-identifier protocolkit.ProtocolKit --output /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.appintents --target-triple arm64-apple-ios15.0 --binary-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/ProtocolKit.o --dependency-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit_dependency_info.dat --stringsdata-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ExtractedAppShortcutsMetadata.stringsdata --source-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftFileList --metadata-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.DependencyMetadataFileList --static-metadata-file-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/ProtocolKit.DependencyStaticMetadataFileList --swift-const-vals-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ProtocolKit.build/Debug-iphoneos/ProtocolKit-t.build/Objects-normal/arm64/ProtocolKit.SwiftConstValuesFileList --force --compile-time-extraction --deployment-aware-processing --no-app-shortcuts-localization
2026-09-16 18:51:21.211 appintentsmetadataprocessor[747:4771] Starting appintentsmetadataprocessor export
2026-09-16 18:51:21.300 appintentsmetadataprocessor[747:4771] Extracted no relevant App Intents symbols, skipping writing output
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
2026-09-16 18:51:19.171 xcodebuild[718:4595] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
SwiftCompile normal arm64 (in target 'MailKit' from project 'MailKit')
SwiftEmitModule normal arm64 Emitting\ module\ for\ MailKit (in target 'MailKit' from project 'MailKit')
Building workspace MailKit with scheme MailKit
(3 failures)
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:
MailKit: /Users/admin/builder/spi-builder-workspace
ProtocolKit: https://github.com/Samasaur1/ProtocolKit.git @ 1.0.2
resolved source packages: MailKit, ProtocolKit
2026-09-16 18:51:23.039 xcodebuild[748:4796] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "protocolkit",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.2",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Samasaur1/ProtocolKit.git"
}
],
"manifest_display_name" : "MailKit",
"name" : "MailKit",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "MailKit",
"targets" : [
"MailKit"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "MailKitTests",
"module_type" : "SwiftTarget",
"name" : "MailKitTests",
"path" : "Tests/MailKitTests",
"sources" : [
"MailKitTests.swift",
"XCTestManifests.swift"
],
"target_dependencies" : [
"MailKit"
],
"type" : "test"
},
{
"c99name" : "MailKit",
"module_type" : "SwiftTarget",
"name" : "MailKit",
"path" : "Sources/MailKit",
"product_dependencies" : [
"ProtocolKit"
],
"product_memberships" : [
"MailKit"
],
"sources" : [
"MailKit.swift"
],
"type" : "library"
}
],
"tools_version" : "4.2"
}
{
"workspace" : {
"name" : "MailKit",
"schemes" : [
"MailKit"
]
}
}
2026-09-16 18:51:24.275 xcodebuild[756:4863] [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 MailKit -destination generic/platform=iOS
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 MailKit -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
MailKit: /Users/admin/builder/spi-builder-workspace
ProtocolKit: https://github.com/Samasaur1/ProtocolKit.git @ 1.0.2
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
Target 'MailKit-product' in project 'MailKit'
➜ Explicit dependency on target 'MailKit' in project 'MailKit'
➜ Explicit dependency on target 'ProtocolKit-product' in project 'ProtocolKit'
Target 'MailKit' in project 'MailKit'
➜ Explicit dependency on target 'ProtocolKit-product' in project 'ProtocolKit'
Target 'ProtocolKit-product' in project 'ProtocolKit'
➜ Explicit dependency on target 'ProtocolKit' in project 'ProtocolKit'
Target 'ProtocolKit' in project 'ProtocolKit' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache
SwiftDriver MailKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name MailKit -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -target arm64-apple-ios15.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -profile-coverage-mapping -profile-generate -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 4.2 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-OutputFileMap.json -save-temps -no-color-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.swiftmodule -serialize-diagnostics -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ MailKit.swift /Users/admin/builder/spi-builder-workspace/Sources/MailKit/MailKit.swift (in target 'MailKit' from project 'MailKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/MailKit/MailKit.swift (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftPerFileCompile MailKit.swift
SwiftEmitModule normal arm64 Emitting\ module\ for\ MailKit (in target 'MailKit' from project 'MailKit')
/Users/admin/builder/spi-builder-workspace/Sources/MailKit/MailKit.swift:2:8: error: no such module 'AppKit'
1 | import Foundation
2 | import AppKit
| `- error: no such module 'AppKit'
3 | import ProtocolKit
4 |
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/MailKit/MailKit.swift -target arm64-apple-ios15.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -Isystem /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS27.0.sdk/Developer/Library/Frameworks -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -profile-generate -profile-coverage-mapping -swift-version 4.2 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/iphoneos27.0-24A430-e829b21a6f8c9b70876ba0858053c04440ceaa042ed91876912b2eeea4e3aa14.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-iphoneos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name MailKit -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name iphoneos27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/MailKit.build/Debug-iphoneos/MailKit-t.build/Objects-normal/arm64/MailKit.abi.json
SwiftCompile normal arm64 (in target 'MailKit' from project 'MailKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
PruneExplicitPrecompiledModules /Users/admin/builder/spi-builder-workspace/.derivedData/SDKExplicitPrecompiledModules
2026-09-16 18:51:25.251 xcodebuild[757:4886] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
SwiftEmitModule normal arm64 Emitting\ module\ for\ MailKit (in target 'MailKit' from project 'MailKit')
SwiftCompile normal arm64 (in target 'MailKit' from project 'MailKit')
Building workspace MailKit with scheme MailKit
(3 failures)
BUILD FAILURE 6.4 iOS