Swift Package Index

Build Information

Failed to build Appcues, reference 5.0.4 (b1f4b2), with Swift 6.4 for macOS (SPM) on 17 Oct 2026 12:31:00 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-27.0.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.1.3
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/appcues/appcues-ios-sdk.git
Reference: 5.0.4
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/appcues/appcues-ios-sdk
 * tag               5.0.4      -> FETCH_HEAD
HEAD is now at b1f4b29 🍏 Update version to 5.0.4
Cloned https://github.com/appcues/appcues-ios-sdk.git
Revision (git rev-parse @):
b1f4b2976687f0abe2c2b5f392e20c23c4080ef4
SUCCESS checkout https://github.com/appcues/appcues-ios-sdk.git at 5.0.4
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "traits": [
    "default"
  ],
  "dependencies": [
    {
      "identity": "appcues-ios-sdk",
      "name": "Appcues",
      "url": "https://github.com/appcues/appcues-ios-sdk.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/appcues-ios-sdk",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/appcues/appcues-ios-sdk.git
[1/52099] Fetching appcues-ios-sdk
Fetched https://github.com/appcues/appcues-ios-sdk.git (9.54s)
Creating working copy for https://github.com/appcues/appcues-ios-sdk.git
Working copy of https://github.com/appcues/appcues-ios-sdk.git resolved at 5.0.4 (b1f4b29)
warning: '.resolve-product-dependencies': dependency 'appcues-ios-sdk' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/appcues/appcues-ios-sdk.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 153]
[Planning deferred tasks]
[39 / 63] Appcues_AppcuesKit
[44 / 63]
[46 / 65] AppcuesNotificationService
[55 / 103]
[58 / 103]
[63 / 103]
[65 / 103] AppcuesKit
error: /Users/admin/builder/spi-builder-workspace/Sources/AppcuesKit/Appcues+Config.swift:10:8 unable to resolve module dependency: 'UIKit'
error: /Users/admin/builder/spi-builder-workspace/Sources/AppcuesKit/Vendor/FLAnimatedImage.swift:26:8 unable to resolve module dependency: 'MobileCoreServices'
error: SwiftDriver AppcuesKit normal arm64 com.apple.xcode.tools.swift.compiler failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftDriver -- /Applications/Xcode-27.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name AppcuesKit -Onone @/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/Objects-normal/arm64/AppcuesKit.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_AVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -target arm64-apple-macos12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a389db99fe7804849a4777d653a8cfc1be.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/Objects-normal/arm64/AppcuesKit-OutputFileMap.json -save-temps -color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/Objects-normal/arm64/AppcuesKit.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/Objects-normal/arm64/AppcuesKit-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/Objects-normal/arm64/AppcuesKit_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Appcues.build/Debug/AppcuesKit-t.build/Objects-normal/arm64/AppcuesKit-Swift.h -working-directory /Users/admin/builder -experimental-emit-module-separately -disable-cmo
error: Build failed
BUILD FAILURE 6.4 macosSpm