Swift Package IndexBuild Information
Failed to build LineEditor, reference v2.0.1 (20dd38), with Swift 6.2 for watchOS using Xcode 26.3 on 26 Aug 2026 00:47:52 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme LineEditor-Package -destination generic/platform=watchOSBuild Log
========================================
RunAll
========================================
Builder version: 5.0.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/wildthink/LineEditor.git
Reference: v2.0.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/wildthink/LineEditor
* tag v2.0.1 -> FETCH_HEAD
HEAD is now at 20dd380 fix: report errors the way ArgumentParser does, not as a bare help screen
Cloned https://github.com/wildthink/LineEditor.git
Revision (git rev-parse @):
20dd380602a26dc514501b6b43d7ecd95fc2315f
SUCCESS checkout https://github.com/wildthink/LineEditor.git at v2.0.1
========================================
Build
========================================
Selected platform: watchOS
Swift version: 6.2
Building package at path: $PWD
https://github.com/wildthink/LineEditor.git
Command line invocation:
/Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/mattt/bestline-swift.git
Fetching from https://github.com/apple/swift-argument-parser.git
Creating working copy of package ‘swift-argument-parser’
Checking out 1.8.2 of package ‘swift-argument-parser’
Creating working copy of package ‘bestline-swift’
Checking out 1.0.0 of package ‘bestline-swift’
Resolve Package Graph
Resolved source packages:
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
Bestline: https://github.com/mattt/bestline-swift.git @ 1.0.0
LineEditor: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-argument-parser, Bestline, LineEditor
2026-08-25 20:46:58.207 xcodebuild[537:3113] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:05.793 xcodebuild[537:3113] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:05.899 xcodebuild[537:3113] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-argument-parser",
"requirement" : {
"range" : [
{
"lower_bound" : "1.8.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-argument-parser.git"
},
{
"identity" : "bestline-swift",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/mattt/bestline-swift.git"
}
],
"manifest_display_name" : "LineEditor",
"name" : "LineEditor",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "15.0"
}
],
"products" : [
{
"name" : "LineEditor",
"targets" : [
"LineEditor"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "CommandREPL",
"targets" : [
"CommandREPL",
"LineEditor"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "repl",
"targets" : [
"repl"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "repl",
"module_type" : "SwiftTarget",
"name" : "repl",
"path" : "Sources/repl",
"product_dependencies" : [
"ArgumentParser"
],
"product_memberships" : [
"repl"
],
"sources" : [
"repl.swift"
],
"target_dependencies" : [
"LineEditor",
"CommandREPL"
],
"type" : "executable"
},
{
"c99name" : "LineEditor",
"module_type" : "SwiftTarget",
"name" : "LineEditor",
"path" : "Sources/LineEditor",
"product_dependencies" : [
"Bestline"
],
"product_memberships" : [
"LineEditor",
"CommandREPL",
"repl"
],
"sources" : [
"CompletionProvider.swift",
"LineEditor.swift"
],
"type" : "library"
},
{
"c99name" : "CommandREPLTests",
"module_type" : "SwiftTarget",
"name" : "CommandREPLTests",
"path" : "Tests/CommandREPLTests",
"product_dependencies" : [
"ArgumentParser"
],
"sources" : [
"CommandFormTests.swift",
"CommandModelTests.swift",
"CompletionBridgeTests.swift",
"CompletionTests.swift",
"ErrorReportingTests.swift",
"Fixtures.swift",
"TokenizerTests.swift"
],
"target_dependencies" : [
"CommandREPL",
"LineEditor"
],
"type" : "test"
},
{
"c99name" : "CommandREPL",
"module_type" : "SwiftTarget",
"name" : "CommandREPL",
"path" : "Sources/CommandREPL",
"product_dependencies" : [
"ArgumentParser"
],
"product_memberships" : [
"CommandREPL",
"repl"
],
"sources" : [
"CommandCompletionProvider.swift",
"CommandForm.swift",
"CommandModel.swift",
"CommandREPL.swift",
"CustomCompletionBridge.swift",
"ParsableCommand+Extension.swift",
"Tokenizer.swift"
],
"target_dependencies" : [
"LineEditor"
],
"type" : "library"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"CommandREPL",
"LineEditor",
"LineEditor-Package",
"repl"
]
}
}
2026-08-25 20:47:38.882 xcodebuild[762:4624] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:39.048 xcodebuild[762:4624] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:39.154 xcodebuild[762:4624] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme LineEditor-Package -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-26.3.0.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 LineEditor-Package -destination generic/platform=watchOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
LineEditor: /Users/admin/builder/spi-builder-workspace
Bestline: https://github.com/mattt/bestline-swift.git @ 1.0.0
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (11 targets)
Target 'repl' in project 'LineEditor'
➜ Explicit dependency on target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'CommandREPL' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
Target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
Target 'CommandREPL' in project 'LineEditor'
➜ Explicit dependency on target 'CommandREPL' in project 'LineEditor'
➜ Explicit dependency on target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
Target 'CommandREPL' in project 'LineEditor'
➜ Explicit dependency on target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParserToolInfo' in project 'swift-argument-parser' (no dependencies)
Target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
Target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'CBestline' in project 'Bestline'
Target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'CBestline' in project 'Bestline'
Target 'CBestline' in project 'Bestline' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ReadFileContents /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 3d9ec9a18191cc920057490d4f6c2deb
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/3d9ec9a18191cc920057490d4f6c2deb.xcbuilddata
error: The package product 'Bestline' requires minimum platform version 9.0 for the watchOS platform, but this target supports 5.0 (in target 'repl' from project 'LineEditor')
error: The package product 'Bestline' requires minimum platform version 9.0 for the watchOS platform, but this target supports 5.0 (in target 'CommandREPL' from project 'LineEditor')
error: The package product 'Bestline' requires minimum platform version 9.0 for the watchOS platform, but this target supports 5.0 (in target 'LineEditor' from project 'LineEditor')
2026-08-25 20:47:40.729 xcodebuild[778:4742] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:40.893 xcodebuild[778:4742] [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 LineEditor-Package
(1 failure)
Command line invocation:
/Applications/Xcode-26.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
LineEditor: /Users/admin/builder/spi-builder-workspace
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
Bestline: https://github.com/mattt/bestline-swift.git @ 1.0.0
resolved source packages: LineEditor, swift-argument-parser, Bestline
2026-08-25 20:47:46.698 xcodebuild[841:5079] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:46.867 xcodebuild[841:5079] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:46.971 xcodebuild[841:5079] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "swift-argument-parser",
"requirement" : {
"range" : [
{
"lower_bound" : "1.8.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-argument-parser.git"
},
{
"identity" : "bestline-swift",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/mattt/bestline-swift.git"
}
],
"manifest_display_name" : "LineEditor",
"name" : "LineEditor",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "15.0"
}
],
"products" : [
{
"name" : "LineEditor",
"targets" : [
"LineEditor"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "CommandREPL",
"targets" : [
"CommandREPL",
"LineEditor"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "repl",
"targets" : [
"repl"
],
"type" : {
"executable" : null
}
}
],
"targets" : [
{
"c99name" : "repl",
"module_type" : "SwiftTarget",
"name" : "repl",
"path" : "Sources/repl",
"product_dependencies" : [
"ArgumentParser"
],
"product_memberships" : [
"repl"
],
"sources" : [
"repl.swift"
],
"target_dependencies" : [
"LineEditor",
"CommandREPL"
],
"type" : "executable"
},
{
"c99name" : "LineEditor",
"module_type" : "SwiftTarget",
"name" : "LineEditor",
"path" : "Sources/LineEditor",
"product_dependencies" : [
"Bestline"
],
"product_memberships" : [
"LineEditor",
"CommandREPL",
"repl"
],
"sources" : [
"CompletionProvider.swift",
"LineEditor.swift"
],
"type" : "library"
},
{
"c99name" : "CommandREPLTests",
"module_type" : "SwiftTarget",
"name" : "CommandREPLTests",
"path" : "Tests/CommandREPLTests",
"product_dependencies" : [
"ArgumentParser"
],
"sources" : [
"CommandFormTests.swift",
"CommandModelTests.swift",
"CompletionBridgeTests.swift",
"CompletionTests.swift",
"ErrorReportingTests.swift",
"Fixtures.swift",
"TokenizerTests.swift"
],
"target_dependencies" : [
"CommandREPL",
"LineEditor"
],
"type" : "test"
},
{
"c99name" : "CommandREPL",
"module_type" : "SwiftTarget",
"name" : "CommandREPL",
"path" : "Sources/CommandREPL",
"product_dependencies" : [
"ArgumentParser"
],
"product_memberships" : [
"CommandREPL",
"repl"
],
"sources" : [
"CommandCompletionProvider.swift",
"CommandForm.swift",
"CommandModel.swift",
"CommandREPL.swift",
"CustomCompletionBridge.swift",
"ParsableCommand+Extension.swift",
"Tokenizer.swift"
],
"target_dependencies" : [
"LineEditor"
],
"type" : "library"
}
],
"tools_version" : "6.2"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"CommandREPL",
"LineEditor",
"LineEditor-Package",
"repl"
]
}
}
2026-08-25 20:47:48.860 xcodebuild[863:5220] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:49.018 xcodebuild[863:5220] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.3.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme LineEditor-Package -destination generic/platform=watchOS
Command line invocation:
/Applications/Xcode-26.3.0.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 LineEditor-Package -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
swift-argument-parser: https://github.com/apple/swift-argument-parser.git @ 1.8.2
Bestline: https://github.com/mattt/bestline-swift.git @ 1.0.0
LineEditor: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (11 targets)
Target 'repl' in project 'LineEditor'
➜ Explicit dependency on target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'CommandREPL' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
Target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
Target 'CommandREPL' in project 'LineEditor'
➜ Explicit dependency on target 'CommandREPL' in project 'LineEditor'
➜ Explicit dependency on target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
Target 'CommandREPL' in project 'LineEditor'
➜ Explicit dependency on target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParser' in project 'swift-argument-parser'
➜ Explicit dependency on target 'ArgumentParserToolInfo' in project 'swift-argument-parser'
Target 'ArgumentParserToolInfo' in project 'swift-argument-parser' (no dependencies)
Target 'LineEditor' in project 'LineEditor'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
Target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'CBestline' in project 'Bestline'
Target 'Bestline' in project 'Bestline'
➜ Explicit dependency on target 'CBestline' in project 'Bestline'
Target 'CBestline' in project 'Bestline' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.3.0.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.2.sdk -x c -c /dev/null
ReadFileContents /Applications/Xcode-26.3.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 3d9ec9a18191cc920057490d4f6c2deb
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/3d9ec9a18191cc920057490d4f6c2deb.xcbuilddata
error: The package product 'Bestline' requires minimum platform version 9.0 for the watchOS platform, but this target supports 5.0 (in target 'CommandREPL' from project 'LineEditor')
error: The package product 'Bestline' requires minimum platform version 9.0 for the watchOS platform, but this target supports 5.0 (in target 'repl' from project 'LineEditor')
error: The package product 'Bestline' requires minimum platform version 9.0 for the watchOS platform, but this target supports 5.0 (in target 'LineEditor' from project 'LineEditor')
2026-08-25 20:47:50.724 xcodebuild[879:5321] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
2026-08-25 20:47:50.889 xcodebuild[879:5321] [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 LineEditor-Package
(1 failure)
BUILD FAILURE 6.2 watchOS