Swift Package IndexBuild Information
Failed to build WebMIDIKit, reference master (6f3506), with Swift 6.3 for tvOS using Xcode 26.4 on 10 Apr 2026 08:31:35 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme WebMIDIKit -destination generic/platform=tvOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/adamnemecek/webmidikit.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/adamnemecek/webmidikit
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 6f35069 Improve Xcode 12+ compatibility (#35)
Cloned https://github.com/adamnemecek/webmidikit.git
Revision (git rev-parse @):
6f3506937c141f04edaaa182502984d7baaa2e26
SUCCESS checkout https://github.com/adamnemecek/webmidikit.git at master
========================================
Build
========================================
Selected platform: tvOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/adamnemecek/webmidikit.git
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
WebMIDIKit: /Users/admin/builder/spi-builder-workspace
resolved source packages: WebMIDIKit
2026-04-10 04:31:15.791 xcodebuild[526:3032] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "WebMIDIKit",
"name" : "WebMIDIKit",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15"
}
],
"products" : [
{
"name" : "WebMIDIKit",
"targets" : [
"WebMIDIKit"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "WebMIDIKitTests",
"module_type" : "SwiftTarget",
"name" : "WebMIDIKitTests",
"path" : "Tests/WebMIDIKitTests",
"sources" : [
"MIDIPacketListBuilderTests.swift",
"WebMIDIKitTests.swift"
],
"target_dependencies" : [
"WebMIDIKit"
],
"type" : "test"
},
{
"c99name" : "WebMIDIKit",
"module_type" : "SwiftTarget",
"name" : "WebMIDIKit",
"path" : "Sources/WebMIDIKit",
"product_memberships" : [
"WebMIDIKit"
],
"sources" : [
"CoreMIDI.swift",
"Enums.swift",
"Extensions.swift",
"MIDIClient.swift",
"MIDIEndpoint.swift",
"MIDIEvent.swift",
"MIDIInput.swift",
"MIDIOutput.swift",
"MIDIPacketList.swift",
"MIDIPacketListBuilder.swift",
"MIDIPort.swift",
"MIDIPortMap.swift",
"MIDIStatus.swift",
"VirtualMIDIInput.swift",
"VirtualMIDIOutput.swift",
"WebMIDIKit.swift"
],
"type" : "library"
}
],
"tools_version" : "5.5"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"WebMIDIKit"
]
}
}
2026-04-10 04:31:23.606 xcodebuild[626:3753] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme WebMIDIKit -destination generic/platform=tvOS
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme WebMIDIKit -destination generic/platform=tvOS
Resolve Package Graph
Resolved source packages:
WebMIDIKit: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
Target 'WebMIDIKit' in project 'WebMIDIKit'
➜ Explicit dependency on target 'WebMIDIKit' in project 'WebMIDIKit'
Target 'WebMIDIKit' in project 'WebMIDIKit' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: 71f84279044e0c75b82c1e612ee88014
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/71f84279044e0c75b82c1e612ee88014.xcbuilddata
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-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.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/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/Intermediates.noindex/EagerLinkingTBDs/Debug-appletvos
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-appletvos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/PackageFrameworks
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/WebMIDIKit.DependencyStaticMetadataFileList (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/WebMIDIKit.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/WebMIDIKit.DependencyMetadataFileList (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/WebMIDIKit.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/WebMIDIKit.modulemap (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/WebMIDIKit.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.SwiftConstValuesFileList (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.SwiftConstValuesFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit_const_extract_protocols.json (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.SwiftFileList (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.LinkFileList (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-OutputFileMap.json (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace
write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-OutputFileMap.json
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos/WebMIDIKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/WebMIDIKit.modulemap (in target 'WebMIDIKit' from project 'WebMIDIKit')
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/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/WebMIDIKit.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps-appletvos
SwiftDriver WebMIDIKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name WebMIDIKit -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -target arm64-apple-tvos12.0 -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 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.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/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_SwiftConcurrencyShims-96MY5YMIZE1U4MOE11R9ULKIT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdbool-CTW4BL8O8PXECFGEXKIKZLVOF.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrauth-A40102RLLHJJJ9IDUDEST5BCC.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdarg-6IR74AZANZ723GQ22P5KSUCNO.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_AvailabilityInternal-AQ1HY8MQB40OBEMHIY1GTTYAP.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_float-9H0QRNNC5ZMLD86R6TPVNQQLB.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stddef-C6Z7GBHIDKCEKLMFM2YYI3A7W.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/SwiftShims-9YF1YACEBW6IEGLI4RGNNNLKV.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ptrcheck-1IU6E9SKRA3YNK7CWSCP8LFFS.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation1-C8K25E426DLKPVCAJ8SHHXWCC.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation2-83M597VMZ10XO5UMBNT95WK00.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_limits-AJ9HGUY5IRAH91VM50P1L9B11.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_tgmath-2J4QWDJS530Y5G2ONP170MFO3.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_stdint-2JW6725WSOM329AHHOI2IXHEL.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/sys_types-4OHVUM6HD4FHWY3AVYX8MYOG5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_DarwinFoundation3-2FMS4S00LDVTM3A5F3HG2NCPF.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_intrinsics-EEEW785C3BVETX7EPG9KRZMX3.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/_Builtin_inttypes-EK28CMNHQB1F0TL1JOVI3MZKI.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Darwin-5GDWD1R0ICI11NFRTJALQMUXN.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/simd-1463X4FIIU3UGS2LPYFXGVRNL.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ObjectiveC-4QNQ63T8WBQT7Y6WL2QAAYPBA.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_object-26N59NSK2V9GM0RAGWJKYQ34I.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/os_workgroup-9LU39TAQEKUMHYW4P4QHHRUB5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Dispatch-3L2DRS4XWXWJFWZ35FJ52YWX5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/XPC-C379776BHPBCF6T0UJQ2T5KDU.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreFoundation-D0YBWMNC4I2CMNNCJIKGGV2JT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreAudioTypes-BL2GJM3QRICJ6JBSSE38J3J5I.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CFNetwork-AUUBCXQJ3JUND273V2HIDNB00.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreGraphics-4HV9HJ1WWEO0DZR5KL85QC65B.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Security-407VQ2T1SPKBHZUHTGS89B2G3.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreAudio-6PFXIEHM2NMOSM4ZOH530I6SS.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Foundation-DBRMRWHF30W1EVX28MPWOGTP4.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/ImageIO-8437VFUHIHNCZ8T5UOG69NT1U.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/UniformTypeIdentifiers-37XNLXG5Z3YWOAF8B84IQ7L1C.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/IOSurface-87OMD6EU9XOLCNYK2DMMJ2E5E.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/AVRouting-5YDIZRW6U4WU86CZB9SBKQ6EV.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreMIDI-U2CZLO6TRDFFXOTJNGB33GJ8.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/OpenGLES-53OIUJJTWF4WN7YXC9XRW7JDK.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Metal-59TK9AHZOP2GUZV1PHFKQ7ZP5.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/AudioToolbox-410J6UE6BQWFLQHOWQHV12W0D.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreVideo-4BENJDXYGPXK7AL0PI7G9WRI4.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreImage-BSTX38OAJI99DC27KT5IWAMRF.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/CoreMedia-22ZUHCPPTLP9CDOKN0HAV5F4X.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/QuartzCore-AS88Z16W22WR8F9KS40KKY6WT.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/MediaToolbox-3EK252PK3ILYOK2HYO3J0T57H.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/AVFAudio-D7DY0NHOR095057E4L0GPXU6U.pcm
SwiftExplicitDependencyGeneratePcm arm64 /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/AVFoundation-6OIFSAL6TF38CBZD5TEXHUPLI.pcm
SwiftEmitModule normal arm64 Emitting\ module\ for\ WebMIDIKit (in target 'WebMIDIKit' from project 'WebMIDIKit')
EmitSwiftModule normal arm64 (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/CoreMIDI.swift:3:1: warning: extension declares a conformance of imported type 'MIDIObjectAddRemoveNotification' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'CoreMIDI' introduce this conformance in the future
extension MIDIObjectAddRemoveNotification: CustomStringConvertible {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/CoreMIDI.swift:3:1: note: add '@retroactive' to silence this warning
extension MIDIObjectAddRemoveNotification: CustomStringConvertible {
^ ~~~~~~~~~~~~~~~~~~~~~~~
@retroactive CustomStringConvertible
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift:10:1: warning: extension declares a conformance of imported type 'MIDIObjectType' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'CoreMIDI' introduce this conformance in the future
extension MIDIObjectType: CustomStringConvertible {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift:10:1: note: add '@retroactive' to silence this warning
extension MIDIObjectType: CustomStringConvertible {
^ ~~~~~~~~~~~~~~~~~~~~~~~
@retroactive CustomStringConvertible
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift:133:1: warning: extension declares a conformance of imported type 'MIDIPacketList' to imported protocol 'Sequence'; this will not behave correctly if the owners of 'CoreMIDI' introduce this conformance in the future
extension MIDIPacketList: Sequence {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift:133:1: note: add '@retroactive' to silence this warning
extension MIDIPacketList: Sequence {
^ ~~~~~~~~
@retroactive Sequence
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift:220:1: warning: extension declares a conformance of imported type 'UnsafePointer' to imported protocol 'Sequence'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
extension UnsafePointer: Sequence where Pointee == MIDIPacketList {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift:220:1: note: add '@retroactive' to silence this warning
extension UnsafePointer: Sequence where Pointee == MIDIPacketList {
^ ~~~~~~~~
@retroactive Sequence
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift:194:1: warning: extension declares a conformance of imported type 'UnsafeMutablePointer' to imported protocol 'Sequence'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
extension UnsafeMutablePointer: Sequence where Pointee == MIDIPacketList {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift:194:1: note: add '@retroactive' to silence this warning
extension UnsafeMutablePointer: Sequence where Pointee == MIDIPacketList {
^ ~~~~~~~~
@retroactive Sequence
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift:216:1: warning: extension declares a conformance of imported type 'UnsafeRawBufferPointer' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
extension UnsafeRawBufferPointer : Equatable {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift:216:1: note: add '@retroactive' to silence this warning
extension UnsafeRawBufferPointer : Equatable {
^ ~~~~~~~~~
@retroactive Equatable
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/WebMIDIKit.swift:143:22: error: 'MIDIReadBlock' is unavailable in tvOS
block: @escaping MIDIReadBlock
^~~~~~~~~~~~~
/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/System/Library/Frameworks/CoreMIDI.framework/Headers/MIDIServices.h:414:3: note: 'MIDIReadBlock' has been explicitly marked unavailable here
(^MIDIReadBlock)(const MIDIPacketList *pktlist, void * __nullable srcConnRefCon)
^
Failed frontend command:
/Applications/Xcode-26.4.0.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/WebMIDIKit/CoreMIDI.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Enums.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIClient.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEndpoint.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEvent.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIInput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPort.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPortMap.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIStatus.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIInput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/WebMIDIKit.swift -target arm64-apple-tvos12.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.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/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -profile-generate -profile-coverage-mapping -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -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/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name WebMIDIKit -frontend-parseable-output -disable-clang-spi -clang-target arm64-apple-tvos26.4 -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.abi.json
SwiftCompile normal arm64 Compiling\ VirtualMIDIOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIOutput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIOutput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ VirtualMIDIInput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIInput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIInput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ MIDIStatus.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIStatus.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIStatus.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ WebMIDIKit.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/WebMIDIKit.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/WebMIDIKit.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ MIDIPort.swift,\ MIDIPortMap.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPort.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPortMap.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPort.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPortMap.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ MIDIPacketList.swift,\ MIDIPacketListBuilder.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ MIDIInput.swift,\ MIDIOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIInput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIOutput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIInput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIOutput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ CoreMIDI.swift,\ Enums.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/CoreMIDI.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Enums.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/CoreMIDI.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Enums.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ MIDIEndpoint.swift,\ MIDIEvent.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEndpoint.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEvent.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEndpoint.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEvent.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ Extensions.swift,\ MIDIClient.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIClient.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
2026-04-10 04:31:25.047 xcodebuild[633:3813] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
EmitSwiftModule normal arm64 (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftEmitModule normal arm64 Emitting\ module\ for\ WebMIDIKit (in target 'WebMIDIKit' from project 'WebMIDIKit')
Building workspace spi-builder-workspace with scheme WebMIDIKit
(3 failures)
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
WebMIDIKit: /Users/admin/builder/spi-builder-workspace
resolved source packages: WebMIDIKit
2026-04-10 04:31:31.923 xcodebuild[709:4149] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
],
"manifest_display_name" : "WebMIDIKit",
"name" : "WebMIDIKit",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15"
}
],
"products" : [
{
"name" : "WebMIDIKit",
"targets" : [
"WebMIDIKit"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "WebMIDIKitTests",
"module_type" : "SwiftTarget",
"name" : "WebMIDIKitTests",
"path" : "Tests/WebMIDIKitTests",
"sources" : [
"MIDIPacketListBuilderTests.swift",
"WebMIDIKitTests.swift"
],
"target_dependencies" : [
"WebMIDIKit"
],
"type" : "test"
},
{
"c99name" : "WebMIDIKit",
"module_type" : "SwiftTarget",
"name" : "WebMIDIKit",
"path" : "Sources/WebMIDIKit",
"product_memberships" : [
"WebMIDIKit"
],
"sources" : [
"CoreMIDI.swift",
"Enums.swift",
"Extensions.swift",
"MIDIClient.swift",
"MIDIEndpoint.swift",
"MIDIEvent.swift",
"MIDIInput.swift",
"MIDIOutput.swift",
"MIDIPacketList.swift",
"MIDIPacketListBuilder.swift",
"MIDIPort.swift",
"MIDIPortMap.swift",
"MIDIStatus.swift",
"VirtualMIDIInput.swift",
"VirtualMIDIOutput.swift",
"WebMIDIKit.swift"
],
"type" : "library"
}
],
"tools_version" : "5.5"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"WebMIDIKit"
]
}
}
2026-04-10 04:31:33.181 xcodebuild[719:4251] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme WebMIDIKit -destination generic/platform=tvOS
Command line invocation:
/Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath /Users/admin/builder/spi-builder-workspace/.derivedData build -scheme WebMIDIKit -destination generic/platform=tvOS
Resolve Package Graph
Resolved source packages:
WebMIDIKit: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
Target 'WebMIDIKit' in project 'WebMIDIKit'
➜ Explicit dependency on target 'WebMIDIKit' in project 'WebMIDIKit'
Target 'WebMIDIKit' in project 'WebMIDIKit' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache
SwiftDriver WebMIDIKit normal arm64 com.apple.xcode.tools.swift.compiler (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name WebMIDIKit -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -target arm64-apple-tvos12.0 -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 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.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/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
SwiftCompile normal arm64 Compiling\ MIDIEndpoint.swift,\ MIDIEvent.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEndpoint.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEvent.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEndpoint.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEvent.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ Extensions.swift,\ MIDIClient.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIClient.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIClient.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ CoreMIDI.swift,\ Enums.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/CoreMIDI.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Enums.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/CoreMIDI.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Enums.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ MIDIInput.swift,\ MIDIOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIInput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIOutput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIInput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIOutput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ VirtualMIDIOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIOutput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIOutput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ VirtualMIDIInput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIInput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIInput.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftEmitModule normal arm64 Emitting\ module\ for\ WebMIDIKit (in target 'WebMIDIKit' from project 'WebMIDIKit')
Failed frontend command:
/Applications/Xcode-26.4.0.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/WebMIDIKit/CoreMIDI.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Enums.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIClient.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEndpoint.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIEvent.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIInput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPort.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPortMap.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIStatus.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIInput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/VirtualMIDIOutput.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/WebMIDIKit.swift -target arm64-apple-tvos12.0 -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libFoundationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#FoundationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libObservationMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/bin/swift-plugin-server\#ObservationMacros -load-resolved-plugin /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.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/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-dependencies-1.json -Xllvm -aarch64-use-tbi -enable-objc-interop -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/Library/Frameworks -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/Developer/Library/Frameworks -no-color-diagnostics -Xcc -fno-color-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -profile-generate -profile-coverage-mapping -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit_const_extract_protocols.json -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -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/appletvos26.4-23L236-688ef53f1462e2c8f657fdc38a81448fe9417fc108aa677fd4261ecaa021a5e7.sdkstatcache -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/swift-overrides.hmap -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug-appletvos/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name WebMIDIKit -frontend-parseable-output -disable-clang-spi -clang-target arm64-apple-tvos26.4 -target-sdk-version 26.4 -target-sdk-name appletvos26.4 -in-process-plugin-server-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit-primary-emit-module.d -o /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/WebMIDIKit.build/Debug-appletvos/WebMIDIKit.build/Objects-normal/arm64/WebMIDIKit.abi.json
EmitSwiftModule normal arm64 (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/CoreMIDI.swift:3:1: warning: extension declares a conformance of imported type 'MIDIObjectAddRemoveNotification' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'CoreMIDI' introduce this conformance in the future
extension MIDIObjectAddRemoveNotification: CustomStringConvertible {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/CoreMIDI.swift:3:1: note: add '@retroactive' to silence this warning
extension MIDIObjectAddRemoveNotification: CustomStringConvertible {
^ ~~~~~~~~~~~~~~~~~~~~~~~
@retroactive CustomStringConvertible
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift:10:1: warning: extension declares a conformance of imported type 'MIDIObjectType' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'CoreMIDI' introduce this conformance in the future
extension MIDIObjectType: CustomStringConvertible {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/Extensions.swift:10:1: note: add '@retroactive' to silence this warning
extension MIDIObjectType: CustomStringConvertible {
^ ~~~~~~~~~~~~~~~~~~~~~~~
@retroactive CustomStringConvertible
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift:133:1: warning: extension declares a conformance of imported type 'MIDIPacketList' to imported protocol 'Sequence'; this will not behave correctly if the owners of 'CoreMIDI' introduce this conformance in the future
extension MIDIPacketList: Sequence {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift:133:1: note: add '@retroactive' to silence this warning
extension MIDIPacketList: Sequence {
^ ~~~~~~~~
@retroactive Sequence
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift:220:1: warning: extension declares a conformance of imported type 'UnsafePointer' to imported protocol 'Sequence'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
extension UnsafePointer: Sequence where Pointee == MIDIPacketList {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift:220:1: note: add '@retroactive' to silence this warning
extension UnsafePointer: Sequence where Pointee == MIDIPacketList {
^ ~~~~~~~~
@retroactive Sequence
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift:194:1: warning: extension declares a conformance of imported type 'UnsafeMutablePointer' to imported protocol 'Sequence'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
extension UnsafeMutablePointer: Sequence where Pointee == MIDIPacketList {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift:194:1: note: add '@retroactive' to silence this warning
extension UnsafeMutablePointer: Sequence where Pointee == MIDIPacketList {
^ ~~~~~~~~
@retroactive Sequence
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift:216:1: warning: extension declares a conformance of imported type 'UnsafeRawBufferPointer' to imported protocol 'Equatable'; this will not behave correctly if the owners of 'Swift' introduce this conformance in the future
extension UnsafeRawBufferPointer : Equatable {
^
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift:216:1: note: add '@retroactive' to silence this warning
extension UnsafeRawBufferPointer : Equatable {
^ ~~~~~~~~~
@retroactive Equatable
/Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/WebMIDIKit.swift:143:22: error: 'MIDIReadBlock' is unavailable in tvOS
block: @escaping MIDIReadBlock
^~~~~~~~~~~~~
/Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS26.4.sdk/System/Library/Frameworks/CoreMIDI.framework/Headers/MIDIServices.h:414:3: note: 'MIDIReadBlock' has been explicitly marked unavailable here
(^MIDIReadBlock)(const MIDIPacketList *pktlist, void * __nullable srcConnRefCon)
^
SwiftCompile normal arm64 Compiling\ MIDIPort.swift,\ MIDIPortMap.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPort.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPortMap.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPort.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPortMap.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ MIDIStatus.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIStatus.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIStatus.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ WebMIDIKit.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/WebMIDIKit.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/WebMIDIKit.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
SwiftCompile normal arm64 Compiling\ MIDIPacketList.swift,\ MIDIPacketListBuilder.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketList.swift /Users/admin/builder/spi-builder-workspace/Sources/WebMIDIKit/MIDIPacketListBuilder.swift (in target 'WebMIDIKit' from project 'WebMIDIKit')
2026-04-10 04:31:34.127 xcodebuild[722:4285] [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\ WebMIDIKit (in target 'WebMIDIKit' from project 'WebMIDIKit')
EmitSwiftModule normal arm64 (in target 'WebMIDIKit' from project 'WebMIDIKit')
Building workspace spi-builder-workspace with scheme WebMIDIKit
(3 failures)
BUILD FAILURE 6.3 tvOS