The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build sXPC, reference main (6d743b), with Swift 6.2 (beta) for watchOS using Xcode 26.0 on 21 Jun 2025 02:04:56 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme sXPC -destination generic/platform=watchOS

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Alkenso/sXPC.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Alkenso/sXPC
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 6d743ba Update README.md
Cloned https://github.com/Alkenso/sXPC.git
Revision (git rev-parse @):
6d743ba952197e02468f2a3a51bf13be27ddbdee
SUCCESS checkout https://github.com/Alkenso/sXPC.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.2
Building package at path:  $PWD
https://github.com/Alkenso/sXPC.git
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/Alkenso/SwiftSpellbook.git
Creating working copy of package ‘SwiftSpellbook’
Checking out 0.4.2 of package ‘SwiftSpellbook’
Resolve Package Graph
Resolved source packages:
  sXPC: /Users/admin/builder/spi-builder-workspace
  SwiftSpellbook: https://github.com/Alkenso/SwiftSpellbook.git @ 0.4.2
resolved source packages: sXPC, SwiftSpellbook
{
  "dependencies" : [
    {
      "identity" : "swiftspellbook",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.3",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Alkenso/SwiftSpellbook.git"
    }
  ],
  "manifest_display_name" : "sXPC",
  "name" : "sXPC",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "sXPC",
      "targets" : [
        "sXPC"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "sXPCTests",
      "module_type" : "SwiftTarget",
      "name" : "sXPCTests",
      "path" : "Tests/sXPCTests",
      "product_dependencies" : [
        "SpellbookFoundation",
        "SpellbookTestUtils"
      ],
      "sources" : [
        "XPCClientTests.swift",
        "XPCTransportTests.swift"
      ],
      "target_dependencies" : [
        "sXPC"
      ],
      "type" : "test"
    },
    {
      "c99name" : "sXPC",
      "module_type" : "SwiftTarget",
      "name" : "sXPC",
      "path" : "Sources/sXPC",
      "product_dependencies" : [
        "SpellbookFoundation"
      ],
      "product_memberships" : [
        "sXPC"
      ],
      "sources" : [
        "XPC Transport/XPCTransportConnection.swift",
        "XPC Transport/XPCTransportListener.swift",
        "XPC Transport/XPCTransportMessage.swift",
        "XPC Transport/XPCTransportUtils.swift",
        "XPCConnection/Utils.swift",
        "XPCConnection/XPCClient.swift",
        "XPCConnection/XPCConnection.swift",
        "XPCConnection/XPCInterface.swift",
        "XPCConnection/XPCListener.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "sXPC"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme sXPC -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.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 sXPC -destination generic/platform=watchOS
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  sXPC: /Users/admin/builder/spi-builder-workspace
  SwiftSpellbook: https://github.com/Alkenso/SwiftSpellbook.git @ 0.4.2
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'sXPC' in project 'sXPC'
        ➜ Explicit dependency on target 'sXPC' in project 'sXPC'
        ➜ Explicit dependency on target 'SpellbookFoundation' in project 'SwiftSpellbook'
    Target 'sXPC' in project 'sXPC'
        ➜ Explicit dependency on target 'SpellbookFoundation' in project 'SwiftSpellbook'
    Target 'SpellbookFoundation' in project 'SwiftSpellbook'
        ➜ Explicit dependency on target 'SpellbookFoundation' in project 'SwiftSpellbook'
        ➜ Explicit dependency on target 'SpellbookFoundationObjC' in project 'SwiftSpellbook'
    Target 'SpellbookFoundation' in project 'SwiftSpellbook'
        ➜ Explicit dependency on target 'SpellbookFoundationObjC' in project 'SwiftSpellbook'
    Target 'SpellbookFoundationObjC' in project 'SwiftSpellbook' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x objective-c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x objective-c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x objective-c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
Build description signature: a21372c1385e02fe6b37ea3ef5006c7d
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/a21372c1385e02fe6b37ea3ef5006c7d.xcbuilddata
error: The package product 'SpellbookFoundation' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'sXPC' from project 'sXPC')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme sXPC
(1 failure)
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolved source packages:
  sXPC: /Users/admin/builder/spi-builder-workspace
  SwiftSpellbook: https://github.com/Alkenso/SwiftSpellbook.git @ 0.4.2
resolved source packages: sXPC, SwiftSpellbook
{
  "dependencies" : [
    {
      "identity" : "swiftspellbook",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.3.3",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/Alkenso/SwiftSpellbook.git"
    }
  ],
  "manifest_display_name" : "sXPC",
  "name" : "sXPC",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.15"
    }
  ],
  "products" : [
    {
      "name" : "sXPC",
      "targets" : [
        "sXPC"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "sXPCTests",
      "module_type" : "SwiftTarget",
      "name" : "sXPCTests",
      "path" : "Tests/sXPCTests",
      "product_dependencies" : [
        "SpellbookFoundation",
        "SpellbookTestUtils"
      ],
      "sources" : [
        "XPCClientTests.swift",
        "XPCTransportTests.swift"
      ],
      "target_dependencies" : [
        "sXPC"
      ],
      "type" : "test"
    },
    {
      "c99name" : "sXPC",
      "module_type" : "SwiftTarget",
      "name" : "sXPC",
      "path" : "Sources/sXPC",
      "product_dependencies" : [
        "SpellbookFoundation"
      ],
      "product_memberships" : [
        "sXPC"
      ],
      "sources" : [
        "XPC Transport/XPCTransportConnection.swift",
        "XPC Transport/XPCTransportListener.swift",
        "XPC Transport/XPCTransportMessage.swift",
        "XPC Transport/XPCTransportUtils.swift",
        "XPCConnection/Utils.swift",
        "XPCConnection/XPCClient.swift",
        "XPCConnection/XPCConnection.swift",
        "XPCConnection/XPCInterface.swift",
        "XPCConnection/XPCListener.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "sXPC"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme sXPC -destination generic/platform=watchOS
Command line invocation:
    /Applications/Xcode-26.0.0-Beta.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 sXPC -destination generic/platform=watchOS
Resolve Package Graph
Resolved source packages:
  sXPC: /Users/admin/builder/spi-builder-workspace
  SwiftSpellbook: https://github.com/Alkenso/SwiftSpellbook.git @ 0.4.2
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'sXPC' in project 'sXPC'
        ➜ Explicit dependency on target 'sXPC' in project 'sXPC'
        ➜ Explicit dependency on target 'SpellbookFoundation' in project 'SwiftSpellbook'
    Target 'sXPC' in project 'sXPC'
        ➜ Explicit dependency on target 'SpellbookFoundation' in project 'SwiftSpellbook'
    Target 'SpellbookFoundation' in project 'SwiftSpellbook'
        ➜ Explicit dependency on target 'SpellbookFoundation' in project 'SwiftSpellbook'
        ➜ Explicit dependency on target 'SpellbookFoundationObjC' in project 'SwiftSpellbook'
    Target 'SpellbookFoundation' in project 'SwiftSpellbook'
        ➜ Explicit dependency on target 'SpellbookFoundationObjC' in project 'SwiftSpellbook'
    Target 'SpellbookFoundationObjC' in project 'SwiftSpellbook' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x objective-c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64 -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x objective-c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch armv7k -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x objective-c++ -c /dev/null
ExecuteExternalTool /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -arch arm64_32 -isysroot /Applications/Xcode-26.0.0-Beta.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS26.0.sdk -x c -c /dev/null
Build description signature: a21372c1385e02fe6b37ea3ef5006c7d
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/a21372c1385e02fe6b37ea3ef5006c7d.xcbuilddata
error: The package product 'SpellbookFoundation' requires minimum platform version 6.0 for the watchOS platform, but this target supports 5.0 (in target 'sXPC' from project 'sXPC')
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme sXPC
(1 failure)
BUILD FAILURE 6.2 watchOS