Build Information
Failed to build LoggingOSLog, reference 0.2.2 (176d41), with Swift 6.3 for watchOS using Xcode 26.4 on 11 Apr 2026 16:41:35 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme LoggingOSLog -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/chrisaljoudi/swift-log-oslog.git
Reference: 0.2.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/chrisaljoudi/swift-log-oslog
* tag 0.2.2 -> FETCH_HEAD
HEAD is now at 176d41d Merge pull request #10 from mRs-/master
Cloned https://github.com/chrisaljoudi/swift-log-oslog.git
Revision (git rev-parse @):
176d41d46429e79c806333025b226e0c50a0c602
SUCCESS checkout https://github.com/chrisaljoudi/swift-log-oslog.git at 0.2.2
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/chrisaljoudi/swift-log-oslog.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
Fetching from https://github.com/apple/swift-log.git
Creating working copy of package ‘swift-log’
Checking out 1.11.0 of package ‘swift-log’
Resolve Package Graph
Resolved source packages:
swift-log: https://github.com/apple/swift-log.git @ 1.11.0
LoggingOSLog: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-log, LoggingOSLog
2026-04-11 12:41:21.842 xcodebuild[529:3042] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-log",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-log.git"
}
],
"manifest_display_name" : "LoggingOSLog",
"name" : "LoggingOSLog",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.12"
},
{
"name" : "ios",
"version" : "10.0"
},
{
"name" : "tvos",
"version" : "10.0"
},
{
"name" : "watchos",
"version" : "3.0"
}
],
"products" : [
{
"name" : "LoggingOSLog",
"targets" : [
"LoggingOSLog"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "LoggingOSLog",
"module_type" : "SwiftTarget",
"name" : "LoggingOSLog",
"path" : "Sources/LoggingOSLog",
"product_dependencies" : [
"Logging"
],
"product_memberships" : [
"LoggingOSLog"
],
"sources" : [
"LoggingOSLog.swift"
],
"type" : "library"
}
],
"tools_version" : "5.1"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"LoggingOSLog"
]
}
}
2026-04-11 12:41:29.268 xcodebuild[666:3974] [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 LoggingOSLog -destination generic/platform=watchOS
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 LoggingOSLog -destination generic/platform=watchOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
swift-log: https://github.com/apple/swift-log.git @ 1.11.0
LoggingOSLog: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
Target 'LoggingOSLog' in project 'LoggingOSLog'
➜ Explicit dependency on target 'LoggingOSLog' in project 'LoggingOSLog'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'LoggingOSLog' in project 'LoggingOSLog'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
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/ld -version_details
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: c9d41a5525a8dce01c643a924b614de3
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/c9d41a5525a8dce01c643a924b614de3.xcbuilddata
error: The package product 'Logging' requires minimum platform version 5.0 for the watchOS platform, but this target supports 4.0 (in target 'LoggingOSLog' from project 'LoggingOSLog')
2026-04-11 12:41:31.148 xcodebuild[673:4043] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme LoggingOSLog
(1 failure)
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:
LoggingOSLog: /Users/admin/builder/spi-builder-workspace
swift-log: https://github.com/apple/swift-log.git @ 1.11.0
resolved source packages: LoggingOSLog, swift-log
2026-04-11 12:41:33.050 xcodebuild[697:4191] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-log",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-log.git"
}
],
"manifest_display_name" : "LoggingOSLog",
"name" : "LoggingOSLog",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.12"
},
{
"name" : "ios",
"version" : "10.0"
},
{
"name" : "tvos",
"version" : "10.0"
},
{
"name" : "watchos",
"version" : "3.0"
}
],
"products" : [
{
"name" : "LoggingOSLog",
"targets" : [
"LoggingOSLog"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "LoggingOSLog",
"module_type" : "SwiftTarget",
"name" : "LoggingOSLog",
"path" : "Sources/LoggingOSLog",
"product_dependencies" : [
"Logging"
],
"product_memberships" : [
"LoggingOSLog"
],
"sources" : [
"LoggingOSLog.swift"
],
"type" : "library"
}
],
"tools_version" : "5.1"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"LoggingOSLog"
]
}
}
2026-04-11 12:41:34.206 xcodebuild[707:4265] [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 LoggingOSLog -destination generic/platform=watchOS
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 LoggingOSLog -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
LoggingOSLog: /Users/admin/builder/spi-builder-workspace
swift-log: https://github.com/apple/swift-log.git @ 1.11.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (4 targets)
Target 'LoggingOSLog' in project 'LoggingOSLog'
➜ Explicit dependency on target 'LoggingOSLog' in project 'LoggingOSLog'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'LoggingOSLog' in project 'LoggingOSLog'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
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/ld -version_details
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: c9d41a5525a8dce01c643a924b614de3
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/c9d41a5525a8dce01c643a924b614de3.xcbuilddata
error: The package product 'Logging' requires minimum platform version 5.0 for the watchOS platform, but this target supports 4.0 (in target 'LoggingOSLog' from project 'LoggingOSLog')
2026-04-11 12:41:35.218 xcodebuild[710:4302] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
** BUILD FAILED **
The following build commands failed:
Building workspace spi-builder-workspace with scheme LoggingOSLog
(1 failure)
BUILD FAILURE 6.3 watchOS