Swift Package IndexBuild Information
Failed to build Versionator, reference main (84089f), with Swift 6.3 for watchOS using Xcode 26.4 on 16 Apr 2026 21:47:04 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Versionator -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/elegantchaos/Versionator.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/elegantchaos/Versionator
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 84089f2 updated workflow
Cloned https://github.com/elegantchaos/Versionator.git
Revision (git rev-parse @):
84089f2c55c1e26ce92278d68e2080db331db972
SUCCESS checkout https://github.com/elegantchaos/Versionator.git at main
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/elegantchaos/Versionator.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/swiftlang/swift-subprocess.git
Fetching from https://github.com/apple/swift-system
Creating working copy of package ‘swift-subprocess’
Checking out 0.4.0 of package ‘swift-subprocess’
Creating working copy of package ‘swift-system’
Checking out 1.6.4 of package ‘swift-system’
Resolve Package Graph
Resolved source packages:
Subprocess: https://github.com/swiftlang/swift-subprocess.git @ 0.4.0
swift-system: https://github.com/apple/swift-system @ 1.6.4
Versionator: /Users/admin/builder/spi-builder-workspace
resolved source packages: Subprocess, swift-system, Versionator
2026-04-16 17:46:22.007 xcodebuild[529:3094] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:46:22.111 xcodebuild[529:3094] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:46:22.513 xcodebuild[529:3094] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-subprocess",
"requirement" : {
"range" : [
{
"lower_bound" : "0.2.1",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/swiftlang/swift-subprocess.git"
}
],
"manifest_display_name" : "Versionator",
"name" : "Versionator",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "26.0"
},
{
"name" : "Ubuntu",
"version" : "22.04"
}
],
"products" : [
{
"name" : "VersionatorPlugin",
"targets" : [
"VersionatorPlugin"
],
"type" : {
"plugin" : null
}
},
{
"name" : "VersionatorTool",
"targets" : [
"VersionatorTool"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "VersionatorUtils",
"module_type" : "SwiftTarget",
"name" : "VersionatorUtils",
"path" : "Sources/VersionatorUtils",
"product_memberships" : [
"VersionatorPlugin",
"VersionatorTool"
],
"sources" : [
"String+AsyncSequence.swift"
],
"type" : "library"
},
{
"c99name" : "VersionatorTool",
"module_type" : "SwiftTarget",
"name" : "VersionatorTool",
"path" : "Sources/VersionatorTool",
"product_dependencies" : [
"Subprocess"
],
"product_memberships" : [
"VersionatorPlugin",
"VersionatorTool"
],
"sources" : [
"VersionatorTool.swift"
],
"target_dependencies" : [
"VersionatorUtils"
],
"type" : "executable"
},
{
"c99name" : "VersionatorTests",
"module_type" : "SwiftTarget",
"name" : "VersionatorTests",
"path" : "Tests/VersionatorTests",
"product_dependencies" : [
"Subprocess"
],
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Tests/VersionatorTests/Resources/Example.git",
"rule" : {
"copy" : {
}
}
},
{
"path" : "/Users/admin/builder/spi-builder-workspace/Tests/VersionatorTests/Resources/Example.out",
"rule" : {
"copy" : {
}
}
}
],
"sources" : [
"TestingSupport.swift",
"URL+SystemPaths.swift",
"VersionatorTests.swift"
],
"target_dependencies" : [
"VersionatorTool",
"VersionatorUtils"
],
"type" : "test"
},
{
"c99name" : "VersionatorPlugin",
"module_type" : "PluginTarget",
"name" : "VersionatorPlugin",
"path" : "Plugins/VersionatorPlugin",
"plugin_capability" : {
"type" : "buildTool"
},
"product_memberships" : [
"VersionatorPlugin"
],
"sources" : [
"plugin+Xcode.swift",
"plugin.swift"
],
"target_dependencies" : [
"VersionatorTool"
],
"type" : "plugin"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"Versionator",
"VersionatorPlugin"
]
}
}
2026-04-16 17:46:48.705 xcodebuild[706:4200] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:46:48.805 xcodebuild[706:4200] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"Versionator",
"VersionatorPlugin"
]
}
}
2026-04-16 17:46:50.612 xcodebuild[719:4290] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:46:50.713 xcodebuild[719:4290] [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 Versionator -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 Versionator -destination generic/platform=watchOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
Subprocess: https://github.com/swiftlang/swift-subprocess.git @ 0.4.0
swift-system: https://github.com/apple/swift-system @ 1.6.4
Versionator: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
Compile plug-in “VersionatorPlugin” in package “spi-builder-workspace”
[debug]: Compiling plugin to executable at /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/PluginExecutables/VersionatorPlugin
[debug]: Using compiler /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc
[debug]: Plugin compilation output directory '/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/PluginExecutables'
[debug]: Computed hash of plugin compilation inputs: 7acd3d52eb178eb0c4abecba906e9bd28311c0478f153d3de44f1df1385cd206
Process build tool plug-in results
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (8 targets)
Target 'VersionatorTool' in project 'Versionator'
➜ Explicit dependency on target 'VersionatorUtils' in project 'Versionator'
➜ Explicit dependency on target 'Subprocess' in project 'Subprocess'
Target 'Subprocess' in project 'Subprocess'
➜ Explicit dependency on target 'Subprocess' in project 'Subprocess'
➜ Explicit dependency on target '_SubprocessCShims' in project 'Subprocess'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
Target 'Subprocess' in project 'Subprocess'
➜ Explicit dependency on target '_SubprocessCShims' in project 'Subprocess'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'CSystem' in project 'swift-system' (no dependencies)
Target '_SubprocessCShims' in project 'Subprocess' (no dependencies)
Target 'VersionatorUtils' in project 'Versionator' (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 -arch arm64 -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/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/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -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/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
Build description signature: 9ffecff7b8136ed593e284d92d0bbaee
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/9ffecff7b8136ed593e284d92d0bbaee.xcbuilddata
error: The package product 'Subprocess' requires minimum platform version 26.4 for the watchOS platform, but this target supports 5.0 (in target 'VersionatorTool' from project 'Versionator')
2026-04-16 17:46:51.838 xcodebuild[729:4349] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:46:51.943 xcodebuild[729:4349] [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 Versionator
(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:
swift-system: https://github.com/apple/swift-system @ 1.6.4
Subprocess: https://github.com/swiftlang/swift-subprocess.git @ 0.4.0
Versionator: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-system, Subprocess, Versionator
2026-04-16 17:46:58.639 xcodebuild[790:4697] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:46:58.739 xcodebuild[790:4697] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-subprocess",
"requirement" : {
"range" : [
{
"lower_bound" : "0.2.1",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/swiftlang/swift-subprocess.git"
}
],
"manifest_display_name" : "Versionator",
"name" : "Versionator",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "26.0"
},
{
"name" : "Ubuntu",
"version" : "22.04"
}
],
"products" : [
{
"name" : "VersionatorPlugin",
"targets" : [
"VersionatorPlugin"
],
"type" : {
"plugin" : null
}
},
{
"name" : "VersionatorTool",
"targets" : [
"VersionatorTool"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "VersionatorUtils",
"module_type" : "SwiftTarget",
"name" : "VersionatorUtils",
"path" : "Sources/VersionatorUtils",
"product_memberships" : [
"VersionatorPlugin",
"VersionatorTool"
],
"sources" : [
"String+AsyncSequence.swift"
],
"type" : "library"
},
{
"c99name" : "VersionatorTool",
"module_type" : "SwiftTarget",
"name" : "VersionatorTool",
"path" : "Sources/VersionatorTool",
"product_dependencies" : [
"Subprocess"
],
"product_memberships" : [
"VersionatorPlugin",
"VersionatorTool"
],
"sources" : [
"VersionatorTool.swift"
],
"target_dependencies" : [
"VersionatorUtils"
],
"type" : "executable"
},
{
"c99name" : "VersionatorTests",
"module_type" : "SwiftTarget",
"name" : "VersionatorTests",
"path" : "Tests/VersionatorTests",
"product_dependencies" : [
"Subprocess"
],
"resources" : [
{
"path" : "/Users/admin/builder/spi-builder-workspace/Tests/VersionatorTests/Resources/Example.git",
"rule" : {
"copy" : {
}
}
},
{
"path" : "/Users/admin/builder/spi-builder-workspace/Tests/VersionatorTests/Resources/Example.out",
"rule" : {
"copy" : {
}
}
}
],
"sources" : [
"TestingSupport.swift",
"URL+SystemPaths.swift",
"VersionatorTests.swift"
],
"target_dependencies" : [
"VersionatorTool",
"VersionatorUtils"
],
"type" : "test"
},
{
"c99name" : "VersionatorPlugin",
"module_type" : "PluginTarget",
"name" : "VersionatorPlugin",
"path" : "Plugins/VersionatorPlugin",
"plugin_capability" : {
"type" : "buildTool"
},
"product_memberships" : [
"VersionatorPlugin"
],
"sources" : [
"plugin+Xcode.swift",
"plugin.swift"
],
"target_dependencies" : [
"VersionatorTool"
],
"type" : "plugin"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"Versionator",
"VersionatorPlugin"
]
}
}
2026-04-16 17:47:00.164 xcodebuild[832:5004] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:47:00.265 xcodebuild[832:5004] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"Versionator",
"VersionatorPlugin"
]
}
}
2026-04-16 17:47:01.472 xcodebuild[843:5074] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:47:01.576 xcodebuild[843:5074] [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 Versionator -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 Versionator -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
swift-system: https://github.com/apple/swift-system @ 1.6.4
Versionator: /Users/admin/builder/spi-builder-workspace
Subprocess: https://github.com/swiftlang/swift-subprocess.git @ 0.4.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
Compile plug-in “VersionatorPlugin” in package “spi-builder-workspace”
[debug]: Compiling plugin to executable at /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/PluginExecutables/VersionatorPlugin
[debug]: Using compiler /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc
[debug]: Plugin compilation output directory '/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/PluginExecutables'
[debug]: Computed hash of plugin compilation inputs: 7acd3d52eb178eb0c4abecba906e9bd28311c0478f153d3de44f1df1385cd206
Process build tool plug-in results
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (8 targets)
Target 'VersionatorTool' in project 'Versionator'
➜ Explicit dependency on target 'VersionatorUtils' in project 'Versionator'
➜ Explicit dependency on target 'Subprocess' in project 'Subprocess'
Target 'Subprocess' in project 'Subprocess'
➜ Explicit dependency on target 'Subprocess' in project 'Subprocess'
➜ Explicit dependency on target '_SubprocessCShims' in project 'Subprocess'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
Target 'Subprocess' in project 'Subprocess'
➜ Explicit dependency on target '_SubprocessCShims' in project 'Subprocess'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'SystemPackage' in project 'swift-system'
➜ Explicit dependency on target 'CSystem' in project 'swift-system'
Target 'CSystem' in project 'swift-system' (no dependencies)
Target '_SubprocessCShims' in project 'Subprocess' (no dependencies)
Target 'VersionatorUtils' in project 'Versionator' (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 -arch arm64 -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/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/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -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/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.4.sdk -x c -c /dev/null
Build description signature: 9ffecff7b8136ed593e284d92d0bbaee
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/9ffecff7b8136ed593e284d92d0bbaee.xcbuilddata
error: The package product 'Subprocess' requires minimum platform version 26.4 for the watchOS platform, but this target supports 5.0 (in target 'VersionatorTool' from project 'Versionator')
2026-04-16 17:47:02.699 xcodebuild[853:5133] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-04-16 17:47:02.800 xcodebuild[853:5133] [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 Versionator
(1 failure)
BUILD FAILURE 6.3 watchOS