Swift Package Index

Build Information

Failed to build Promise, reference master (ade6ab), with Swift 6.4 for tvOS using Xcode 27.0 on 15 Sep 2026 19:09:14 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Promise-Package -destination generic/platform=tvOS

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/timvermeulen/promise.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/timvermeulen/promise
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at ade6abe Create LICENSE
Cloned https://github.com/timvermeulen/promise.git
Revision (git rev-parse @):
ade6abeea94db78db0cc43f3288b27a00c72b8f0
SUCCESS checkout https://github.com/timvermeulen/promise.git at master
========================================
Build
========================================
Selected platform:         tvOS
Swift version:             6.4
Building package at path:  $PWD
https://github.com/timvermeulen/promise.git
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Promise",
  "name" : "Promise",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Promise",
      "targets" : [
        "Promise"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PromiseTests",
      "module_type" : "SwiftTarget",
      "name" : "PromiseTests",
      "path" : "Tests/PromiseTests",
      "sources" : [
        "AsyncTests.swift",
        "BasicFutureTests.swift",
        "Helpers.swift",
        "PromiseAllTests.swift",
        "PromiseAlwaysTests.swift",
        "PromiseDelayTests.swift",
        "PromiseGuardTests.swift",
        "PromiseKickoffTests.swift",
        "PromiseRaceTests.swift",
        "PromiseRecoverTests.swift",
        "PromiseTests.swift",
        "PromiseThrowsTests.swift",
        "PromiseZipTests.swift"
      ],
      "target_dependencies" : [
        "Promise"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Promise",
      "module_type" : "SwiftTarget",
      "name" : "Promise",
      "path" : "Sources/Promise",
      "product_memberships" : [
        "Promise"
      ],
      "sources" : [
        "BasicFuture/BasicFuture+Extras.swift",
        "BasicFuture/BasicFuture+Foundation.swift",
        "BasicFuture/BasicFuture.swift",
        "BasicFuture/BasicPromise.swift",
        "Future/Future+Extras.swift",
        "Future/Future+Foundation.swift",
        "Future/Future.swift",
        "Future/Promise.swift",
        "Miscellaneous/Atomic.swift",
        "Miscellaneous/DispatchQueue+ExecutionContext.swift",
        "Miscellaneous/ExecutionContext.swift",
        "Miscellaneous/Result.swift",
        "Miscellaneous/Traversable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Promise",
    "schemes" : [
      "Promise-Package",
      "PromisePackageDescription",
      "PromisePackageTests"
    ],
    "targets" : [
      "Promise",
      "PromisePackageDescription",
      "PromisePackageTests",
      "PromiseTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Promise-Package -destination generic/platform=tvOS
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.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 Promise-Package -destination generic/platform=tvOS
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Promise' in project 'Promise' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -v -E -dM -isysroot /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/AppleTVOS.platform/Developer/SDKs/AppleTVOS27.0.sdk -x c -c /dev/null
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc --version
ExecuteExternalTool /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ld -version_details
Build description signature: f87c2f4a25ee0a9b523263070f1bc02a
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/f87c2f4a25ee0a9b523263070f1bc02a.xcbuilddata
/Users/admin/builder/spi-builder-workspace/Promise.xcodeproj: error: The tvOS deployment target 'TVOS_DEPLOYMENT_TARGET' is set to 9.2, but the range of supported deployment target versions is 15.0 to 27.0.x. (in target 'Promise' from project 'Promise')
** BUILD FAILED **
The following build commands failed:
	Building project Promise with scheme Promise-Package
(1 failure)
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
resolved source packages:
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Promise",
  "name" : "Promise",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Promise",
      "targets" : [
        "Promise"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PromiseTests",
      "module_type" : "SwiftTarget",
      "name" : "PromiseTests",
      "path" : "Tests/PromiseTests",
      "sources" : [
        "AsyncTests.swift",
        "BasicFutureTests.swift",
        "Helpers.swift",
        "PromiseAllTests.swift",
        "PromiseAlwaysTests.swift",
        "PromiseDelayTests.swift",
        "PromiseGuardTests.swift",
        "PromiseKickoffTests.swift",
        "PromiseRaceTests.swift",
        "PromiseRecoverTests.swift",
        "PromiseTests.swift",
        "PromiseThrowsTests.swift",
        "PromiseZipTests.swift"
      ],
      "target_dependencies" : [
        "Promise"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Promise",
      "module_type" : "SwiftTarget",
      "name" : "Promise",
      "path" : "Sources/Promise",
      "product_memberships" : [
        "Promise"
      ],
      "sources" : [
        "BasicFuture/BasicFuture+Extras.swift",
        "BasicFuture/BasicFuture+Foundation.swift",
        "BasicFuture/BasicFuture.swift",
        "BasicFuture/BasicPromise.swift",
        "Future/Future+Extras.swift",
        "Future/Future+Foundation.swift",
        "Future/Future.swift",
        "Future/Promise.swift",
        "Miscellaneous/Atomic.swift",
        "Miscellaneous/DispatchQueue+ExecutionContext.swift",
        "Miscellaneous/ExecutionContext.swift",
        "Miscellaneous/Result.swift",
        "Miscellaneous/Traversable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
{
  "project" : {
    "configurations" : [
      "Debug",
      "Release"
    ],
    "name" : "Promise",
    "schemes" : [
      "Promise-Package",
      "PromisePackageDescription",
      "PromisePackageTests"
    ],
    "targets" : [
      "Promise",
      "PromisePackageDescription",
      "PromisePackageTests",
      "PromiseTests"
    ]
  }
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme Promise-Package -destination generic/platform=tvOS
Command line invocation:
    /Applications/Xcode-27.0.0-Release.Candidate.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 Promise-Package -destination generic/platform=tvOS
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (1 target)
    Target 'Promise' in project 'Promise' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
/Users/admin/builder/spi-builder-workspace/Promise.xcodeproj: error: The tvOS deployment target 'TVOS_DEPLOYMENT_TARGET' is set to 9.2, but the range of supported deployment target versions is 15.0 to 27.0.x. (in target 'Promise' from project 'Promise')
** BUILD FAILED **
The following build commands failed:
	Building project Promise with scheme Promise-Package
(1 failure)
BUILD FAILURE 6.4 tvOS