Swift Package IndexBuild Information
Failed to build ShellOut, reference main (808c97), with Swift 6.3 for iOS using Xcode 26.4 on 16 Apr 2026 09:32:10 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme ShellOut -destination generic/platform=iOSBuild Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/SwiftPackageIndex/ShellOut.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/SwiftPackageIndex/ShellOut
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 808c97c Merge pull request #13 from SwiftPackageIndex/Sendable-ShellOutCommand
Cloned https://github.com/SwiftPackageIndex/ShellOut.git
Revision (git rev-parse @):
808c97cc684bceb58288db70e701fa66636cf31d
SUCCESS checkout https://github.com/SwiftPackageIndex/ShellOut.git at main
========================================
Build
========================================
Selected platform: iOS
Swift version: 6.3
Building package at path: $PWD
https://github.com/SwiftPackageIndex/ShellOut.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/SwiftPackageIndex/ShellQuote
Fetching from https://github.com/apple/swift-log.git
Fetching from https://github.com/apple/swift-algorithms.git
Fetching from https://github.com/apple/swift-tools-support-core.git
Fetching from https://github.com/apple/swift-numerics.git
Creating working copy of package ‘swift-log’
Checking out 1.12.0 of package ‘swift-log’
Creating working copy of package ‘swift-algorithms’
Checking out 1.2.1 of package ‘swift-algorithms’
Creating working copy of package ‘ShellQuote’
Checking out 1.0.2 of package ‘ShellQuote’
Creating working copy of package ‘swift-tools-support-core’
Checking out 0.7.3 of package ‘swift-tools-support-core’
Creating working copy of package ‘swift-numerics’
Checking out 1.1.1 of package ‘swift-numerics’
Resolve Package Graph
Resolved source packages:
swift-log: https://github.com/apple/swift-log.git @ 1.12.0
swift-tools-support-core: https://github.com/apple/swift-tools-support-core.git @ 0.7.3
ShellQuote: https://github.com/SwiftPackageIndex/ShellQuote @ 1.0.2
swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
ShellOut: /Users/admin/builder/spi-builder-workspace
resolved source packages: swift-log, swift-tools-support-core, ShellQuote, swift-numerics, swift-algorithms, ShellOut
2026-04-16 05:31:51.934 xcodebuild[529:3075] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "shellquote",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.2",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/SwiftPackageIndex/ShellQuote"
},
{
"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"
},
{
"identity" : "swift-tools-support-core",
"requirement" : {
"range" : [
{
"lower_bound" : "0.5.2",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-tools-support-core.git"
},
{
"identity" : "swift-algorithms",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-algorithms.git"
}
],
"manifest_display_name" : "ShellOut",
"name" : "ShellOut",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15.4"
}
],
"products" : [
{
"name" : "ShellOut",
"targets" : [
"ShellOut"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "ShellOutTests",
"module_type" : "SwiftTarget",
"name" : "ShellOutTests",
"path" : "Tests/ShellOutTests",
"sources" : [
"ShellOutTests.swift",
"TestUtilities.swift"
],
"target_dependencies" : [
"ShellOut"
],
"type" : "test"
},
{
"c99name" : "ShellOut",
"module_type" : "SwiftTarget",
"name" : "ShellOut",
"path" : "Sources",
"product_dependencies" : [
"ShellQuote",
"Logging",
"Algorithms",
"TSCBasic"
],
"product_memberships" : [
"ShellOut"
],
"sources" : [
"QuotedString.swift",
"ShellArgument.swift",
"ShellOut.swift",
"ShellOutCommand+git.swift",
"ShellOutCommand+other.swift",
"ShellOutCommand.swift",
"ShellOutError.swift"
],
"type" : "library"
}
],
"tools_version" : "5.8"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"ShellOut"
]
}
}
2026-04-16 05:32:00.134 xcodebuild[802:4602] [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 ShellOut -destination generic/platform=iOS
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 ShellOut -destination generic/platform=iOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
swift-tools-support-core: https://github.com/apple/swift-tools-support-core.git @ 0.7.3
swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
ShellOut: /Users/admin/builder/spi-builder-workspace
swift-log: https://github.com/apple/swift-log.git @ 1.12.0
ShellQuote: https://github.com/SwiftPackageIndex/ShellQuote @ 1.0.2
swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (15 targets)
Target 'ShellOut' in project 'ShellOut'
➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
➜ Explicit dependency on target 'ShellQuote' in project 'ShellQuote'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'TSCBasic' in project 'swift-tools-support-core'
Target 'ShellOut' in project 'ShellOut'
➜ Explicit dependency on target 'ShellQuote' in project 'ShellQuote'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'TSCBasic' in project 'swift-tools-support-core'
Target 'TSCBasic' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCBasic' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCLibc' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCclibc' in project 'swift-tools-support-core'
Target 'TSCBasic' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCLibc' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCclibc' in project 'swift-tools-support-core'
Target 'TSCclibc' in project 'swift-tools-support-core' (no dependencies)
Target 'TSCLibc' in project 'swift-tools-support-core' (no dependencies)
Target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
Target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
Target 'RealModule' in project 'swift-numerics'
➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
➜ Explicit dependency on target '_NumericsShims' in project 'swift-numerics'
Target 'RealModule' in project 'swift-numerics'
➜ Explicit dependency on target '_NumericsShims' in project 'swift-numerics'
Target '_NumericsShims' in project 'swift-numerics' (no dependencies)
Target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log' (no dependencies)
Target 'ShellQuote' in project 'ShellQuote'
➜ Explicit dependency on target 'ShellQuote' in project 'ShellQuote'
Target 'ShellQuote' in project 'ShellQuote' (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/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.4.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/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.4.sdk -x c -c /dev/null
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: 7af3cafbdad3ace1c0be78970e44555b
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/7af3cafbdad3ace1c0be78970e44555b.xcbuilddata
error: The package product 'TSCBasic' requires minimum platform version 13.0 for the iOS platform, but this target supports 12.0 (in target 'ShellOut' from project 'ShellOut')
2026-04-16 05:32:04.258 xcodebuild[809:4668] [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 ShellOut
(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-tools-support-core: https://github.com/apple/swift-tools-support-core.git @ 0.7.3
swift-log: https://github.com/apple/swift-log.git @ 1.12.0
ShellOut: /Users/admin/builder/spi-builder-workspace
ShellQuote: https://github.com/SwiftPackageIndex/ShellQuote @ 1.0.2
swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
resolved source packages: swift-tools-support-core, swift-log, ShellOut, ShellQuote, swift-numerics, swift-algorithms
2026-04-16 05:32:07.220 xcodebuild[888:5162] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
"dependencies" : [
{
"identity" : "shellquote",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.2",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/SwiftPackageIndex/ShellQuote"
},
{
"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"
},
{
"identity" : "swift-tools-support-core",
"requirement" : {
"range" : [
{
"lower_bound" : "0.5.2",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-tools-support-core.git"
},
{
"identity" : "swift-algorithms",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-algorithms.git"
}
],
"manifest_display_name" : "ShellOut",
"name" : "ShellOut",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15.4"
}
],
"products" : [
{
"name" : "ShellOut",
"targets" : [
"ShellOut"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "ShellOutTests",
"module_type" : "SwiftTarget",
"name" : "ShellOutTests",
"path" : "Tests/ShellOutTests",
"sources" : [
"ShellOutTests.swift",
"TestUtilities.swift"
],
"target_dependencies" : [
"ShellOut"
],
"type" : "test"
},
{
"c99name" : "ShellOut",
"module_type" : "SwiftTarget",
"name" : "ShellOut",
"path" : "Sources",
"product_dependencies" : [
"ShellQuote",
"Logging",
"Algorithms",
"TSCBasic"
],
"product_memberships" : [
"ShellOut"
],
"sources" : [
"QuotedString.swift",
"ShellArgument.swift",
"ShellOut.swift",
"ShellOutCommand+git.swift",
"ShellOutCommand+other.swift",
"ShellOutCommand.swift",
"ShellOutError.swift"
],
"type" : "library"
}
],
"tools_version" : "5.8"
}
{
"workspace" : {
"name" : "spi-builder-workspace",
"schemes" : [
"ShellOut"
]
}
}
2026-04-16 05:32:08.582 xcodebuild[916:5352] [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 ShellOut -destination generic/platform=iOS
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 ShellOut -destination generic/platform=iOS
Resolve Package Graph
Resolved source packages:
swift-numerics: https://github.com/apple/swift-numerics.git @ 1.1.1
ShellQuote: https://github.com/SwiftPackageIndex/ShellQuote @ 1.0.2
swift-algorithms: https://github.com/apple/swift-algorithms.git @ 1.2.1
ShellOut: /Users/admin/builder/spi-builder-workspace
swift-log: https://github.com/apple/swift-log.git @ 1.12.0
swift-tools-support-core: https://github.com/apple/swift-tools-support-core.git @ 0.7.3
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (15 targets)
Target 'ShellOut' in project 'ShellOut'
➜ Explicit dependency on target 'ShellOut' in project 'ShellOut'
➜ Explicit dependency on target 'ShellQuote' in project 'ShellQuote'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'TSCBasic' in project 'swift-tools-support-core'
Target 'ShellOut' in project 'ShellOut'
➜ Explicit dependency on target 'ShellQuote' in project 'ShellQuote'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'TSCBasic' in project 'swift-tools-support-core'
Target 'TSCBasic' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCBasic' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCLibc' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCclibc' in project 'swift-tools-support-core'
Target 'TSCBasic' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCLibc' in project 'swift-tools-support-core'
➜ Explicit dependency on target 'TSCclibc' in project 'swift-tools-support-core'
Target 'TSCclibc' in project 'swift-tools-support-core' (no dependencies)
Target 'TSCLibc' in project 'swift-tools-support-core' (no dependencies)
Target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
Target 'Algorithms' in project 'swift-algorithms'
➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
Target 'RealModule' in project 'swift-numerics'
➜ Explicit dependency on target 'RealModule' in project 'swift-numerics'
➜ Explicit dependency on target '_NumericsShims' in project 'swift-numerics'
Target 'RealModule' in project 'swift-numerics'
➜ Explicit dependency on target '_NumericsShims' in project 'swift-numerics'
Target '_NumericsShims' in project 'swift-numerics' (no dependencies)
Target 'Logging' in project 'swift-log'
➜ Explicit dependency on target 'Logging' in project 'swift-log'
Target 'Logging' in project 'swift-log' (no dependencies)
Target 'ShellQuote' in project 'ShellQuote'
➜ Explicit dependency on target 'ShellQuote' in project 'ShellQuote'
Target 'ShellQuote' in project 'ShellQuote' (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/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.4.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/iPhoneOS.platform/Developer/SDKs/iPhoneOS26.4.sdk -x c -c /dev/null
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: 7af3cafbdad3ace1c0be78970e44555b
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/7af3cafbdad3ace1c0be78970e44555b.xcbuilddata
error: The package product 'TSCBasic' requires minimum platform version 13.0 for the iOS platform, but this target supports 12.0 (in target 'ShellOut' from project 'ShellOut')
2026-04-16 05:32:09.616 xcodebuild[919:5387] [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 ShellOut
(1 failure)
BUILD FAILURE 6.3 iOS