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Build Information

Failed to build SelfSizingScroller, reference main (de6439), with Swift 6.3 for macOS (Xcode) using Xcode 26.4 on 12 Apr 2026 23:32:15 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SelfSizingScroller -destination platform=macOS,arch=arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/AndreasVerhoeven/SelfSizingScroller.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/AndreasVerhoeven/SelfSizingScroller
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at de64394 Fix for non animated scorlling
Cloned https://github.com/AndreasVerhoeven/SelfSizingScroller.git
Revision (git rev-parse @):
de6439422e0ebdb79a16e0af8ee2b97147450ddd
SUCCESS checkout https://github.com/AndreasVerhoeven/SelfSizingScroller.git at main
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.3
Building package at path:  $PWD
https://github.com/AndreasVerhoeven/SelfSizingScroller.git
Command line invocation:
    /Applications/Xcode-26.4.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  SelfSizingScroller: /Users/admin/builder/spi-builder-workspace
resolved source packages: SelfSizingScroller
2026-04-12 19:31:58.471 xcodebuild[529:3068] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SelfSizingScroller",
  "name" : "SelfSizingScroller",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "SelfSizingScroller",
      "targets" : [
        "SelfSizingScroller"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SelfSizingScroller",
      "module_type" : "SwiftTarget",
      "name" : "SelfSizingScroller",
      "path" : "Sources",
      "product_memberships" : [
        "SelfSizingScroller"
      ],
      "sources" : [
        "CollectionViewScrollOffsetProvider.swift",
        "ScrollViewScrollOffsetProvider.swift",
        "ScrollViewScroller+Convenience.swift",
        "ScrollViewScroller.swift",
        "TableViewScrollOffsetProvider.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "SelfSizingScroller"
    ]
  }
}
2026-04-12 19:32:06.256 xcodebuild[631:3816] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun xcodebuild -IDEClonedSourcePackagesDirPathOverride=$PWD/.dependencies -skipMacroValidation -skipPackagePluginValidation -derivedDataPath $PWD/.derivedData build -scheme SelfSizingScroller -destination platform=macOS,arch=arm64
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 SelfSizingScroller -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  SelfSizingScroller: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'SelfSizingScroller' in project 'SelfSizingScroller'
        ➜ Explicit dependency on target 'SelfSizingScroller' in project 'SelfSizingScroller'
    Target 'SelfSizingScroller' in project 'SelfSizingScroller' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
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/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -x c -c /dev/null
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/ld -version_details
Build description signature: 81a686bc711c4f02ab1b8461aedeebda
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/81a686bc711c4f02ab1b8461aedeebda.xcbuilddata
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/ExplicitPrecompiledModules
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/EagerLinkingTBDs/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug
CreateBuildDirectory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-create-build-directory /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/PackageFrameworks
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/SelfSizingScroller.DependencyMetadataFileList (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/SelfSizingScroller.DependencyMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/SelfSizingScroller.DependencyStaticMetadataFileList (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/SelfSizingScroller.DependencyStaticMetadataFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/SelfSizingScroller.modulemap (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/SelfSizingScroller.modulemap
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.SwiftFileList (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.SwiftFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller_const_extract_protocols.json (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller_const_extract_protocols.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.LinkFileList (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.LinkFileList
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller-OutputFileMap.json (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller-OutputFileMap.json
WriteAuxiliaryFile /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.SwiftConstValuesFileList (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    write-file /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.SwiftConstValuesFileList
Copy /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps/SelfSizingScroller.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/SelfSizingScroller.modulemap (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace
    builtin-copy -exclude .DS_Store -exclude CVS -exclude .svn -exclude .git -exclude .hg -resolve-src-symlinks /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/SelfSizingScroller.modulemap /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/GeneratedModuleMaps
SwiftDriver SelfSizingScroller normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name SelfSizingScroller -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
/Users/admin/builder/spi-builder-workspace/Sources/CollectionViewScrollOffsetProvider.swift:8:8: error: Unable to resolve module dependency: 'UIKit'
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/CollectionViewScrollOffsetProvider.swift:8:8: note: A dependency of main module 'SelfSizingScroller'
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScrollOffsetProvider.swift:8:8: note: Also imported here
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScroller+Convenience.swift:8:8: note: Also imported here
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScroller.swift:8:8: note: Also imported here
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/TableViewScrollOffsetProvider.swift:8:8: note: Also imported here
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
2026-04-12 19:32:07.672 xcodebuild[638:3882] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:5d85464ea5a27a4ba2deb2cc8015678d69a641ba, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:5d85464ea5a27a4ba2deb2cc8015678d69a641ba, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:5d85464ea5a27a4ba2deb2cc8015678d69a641ba, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:5d85464ea5a27a4ba2deb2cc8015678d69a641ba, name:My Mac }
/Users/admin/builder/spi-builder-workspace/Sources/CollectionViewScrollOffsetProvider.swift:8:8: error: unable to resolve module dependency: 'UIKit'
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/CollectionViewScrollOffsetProvider.swift:8:8: note: a dependency of main module 'SelfSizingScroller'
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScrollOffsetProvider.swift:8:8: note: also imported here
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScroller+Convenience.swift:8:8: note: also imported here
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScroller.swift:8:8: note: also imported here
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/TableViewScrollOffsetProvider.swift:8:8: note: also imported here
import UIKit
       ^
** BUILD FAILED **
The following build commands failed:
	SwiftDriver SelfSizingScroller normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
	Building workspace spi-builder-workspace with scheme SelfSizingScroller
(2 failures)
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:
  SelfSizingScroller: /Users/admin/builder/spi-builder-workspace
resolved source packages: SelfSizingScroller
2026-04-12 19:32:12.848 xcodebuild[655:4028] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "SelfSizingScroller",
  "name" : "SelfSizingScroller",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "11.0"
    }
  ],
  "products" : [
    {
      "name" : "SelfSizingScroller",
      "targets" : [
        "SelfSizingScroller"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "SelfSizingScroller",
      "module_type" : "SwiftTarget",
      "name" : "SelfSizingScroller",
      "path" : "Sources",
      "product_memberships" : [
        "SelfSizingScroller"
      ],
      "sources" : [
        "CollectionViewScrollOffsetProvider.swift",
        "ScrollViewScrollOffsetProvider.swift",
        "ScrollViewScroller+Convenience.swift",
        "ScrollViewScroller.swift",
        "TableViewScrollOffsetProvider.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.3"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "SelfSizingScroller"
    ]
  }
}
2026-04-12 19:32:13.969 xcodebuild[665:4130] [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 SelfSizingScroller -destination platform=macOS,arch=arm64
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 SelfSizingScroller -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  SelfSizingScroller: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (2 targets)
    Target 'SelfSizingScroller' in project 'SelfSizingScroller'
        ➜ Explicit dependency on target 'SelfSizingScroller' in project 'SelfSizingScroller'
    Target 'SelfSizingScroller' in project 'SelfSizingScroller' (no dependencies)
GatherProvisioningInputs
CreateBuildDescription
ClangStatCache /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang-stat-cache /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -o /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache
SwiftDriver SelfSizingScroller normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
    cd /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode
    builtin-SwiftDriver -- /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -module-name SelfSizingScroller -Onone @/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX26.4.sdk -target arm64-apple-macos10.13 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.derivedData/Index.noindex/DataStore -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -Isystem /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug -F /Applications/Xcode-26.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.derivedData/SDKStatCaches.noindex/macosx26.4-25E236-688ef53f1462e2c8f657fdc38a81448fdfce61f96a3a6fc38dcbb3b93e3bb2ee.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller-OutputFileMap.json -use-frontend-parseable-output -save-temps -no-color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex -serialize-diagnostics -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller.swiftmodule -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.derivedData/ModuleCache.noindex/Session.modulevalidation -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/swift-overrides.hmap -emit-const-values -Xfrontend -const-gather-protocols-file -Xfrontend /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/SelfSizingScroller.build/Debug/SelfSizingScroller.build/Objects-normal/arm64/SelfSizingScroller-Swift.h -working-directory /Users/admin/builder/spi-builder-workspace/.swiftpm/xcode -experimental-emit-module-separately -disable-cmo
/Users/admin/builder/spi-builder-workspace/Sources/CollectionViewScrollOffsetProvider.swift:8:8: error: Unable to resolve module dependency: 'UIKit'
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/CollectionViewScrollOffsetProvider.swift:8:8: note: A dependency of main module 'SelfSizingScroller'
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScrollOffsetProvider.swift:8:8: note: Also imported here
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScroller+Convenience.swift:8:8: note: Also imported here
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScroller.swift:8:8: note: Also imported here
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
/Users/admin/builder/spi-builder-workspace/Sources/TableViewScrollOffsetProvider.swift:8:8: note: Also imported here
import UIKit
       ^ (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
2026-04-12 19:32:15.016 xcodebuild[668:4163] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
--- xcodebuild: WARNING: Using the first of multiple matching destinations:
{ platform:macOS, arch:arm64, id:5d85464ea5a27a4ba2deb2cc8015678d69a641ba, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:5d85464ea5a27a4ba2deb2cc8015678d69a641ba, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:5d85464ea5a27a4ba2deb2cc8015678d69a641ba, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:5d85464ea5a27a4ba2deb2cc8015678d69a641ba, name:My Mac }
/Users/admin/builder/spi-builder-workspace/Sources/CollectionViewScrollOffsetProvider.swift:8:8: error: unable to resolve module dependency: 'UIKit'
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/CollectionViewScrollOffsetProvider.swift:8:8: note: a dependency of main module 'SelfSizingScroller'
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScrollOffsetProvider.swift:8:8: note: also imported here
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScroller+Convenience.swift:8:8: note: also imported here
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/ScrollViewScroller.swift:8:8: note: also imported here
import UIKit
       ^
/Users/admin/builder/spi-builder-workspace/Sources/TableViewScrollOffsetProvider.swift:8:8: note: also imported here
import UIKit
       ^
** BUILD FAILED **
The following build commands failed:
	SwiftDriver SelfSizingScroller normal arm64 com.apple.xcode.tools.swift.compiler (in target 'SelfSizingScroller' from project 'SelfSizingScroller')
	Building workspace spi-builder-workspace with scheme SelfSizingScroller
(2 failures)
BUILD FAILURE 6.3 macosXcodebuild