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Build Information

Failed to build DeclarativeTextKit, reference 0.8.1 (c114d1), with Swift 6.3 for macOS (Xcode) using Xcode 26.4 on 15 Apr 2026 16:11:35 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/CleanCocoa/DeclarativeTextKit.git
Reference: 0.8.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/CleanCocoa/DeclarativeTextKit
 * tag               0.8.1      -> FETCH_HEAD
HEAD is now at c114d1a add /TextBuffer to disambiguate links to other package
Cloned https://github.com/CleanCocoa/DeclarativeTextKit.git
Revision (git rev-parse @):
c114d1ad9b81c8fdede40f0110f476cabb744c57
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/CleanCocoa/DeclarativeTextKit.git at 0.8.1
========================================
Build
========================================
Selected platform:         macosXcodebuild
Swift version:             6.3
Building package at path:  $PWD
https://github.com/CleanCocoa/DeclarativeTextKit.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/CleanCocoa/TextBuffer
Creating working copy of package ‘TextBuffer’
Checking out 0.5.0 of package ‘TextBuffer’
Resolve Package Graph
Resolved source packages:
  TextBuffer: https://github.com/CleanCocoa/TextBuffer @ 0.5.0
  DeclarativeTextKit: /Users/admin/builder/spi-builder-workspace
resolved source packages: TextBuffer, DeclarativeTextKit
2026-04-15 12:11:20.337 xcodebuild[529:3070] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "textbuffer",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/CleanCocoa/TextBuffer"
    }
  ],
  "manifest_display_name" : "DeclarativeTextKit",
  "name" : "DeclarativeTextKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.13"
    }
  ],
  "products" : [
    {
      "name" : "DeclarativeTextKit",
      "targets" : [
        "DeclarativeTextKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DeclarativeTextKitTests",
      "module_type" : "SwiftTarget",
      "name" : "DeclarativeTextKitTests",
      "path" : "Tests/DeclarativeTextKitTests",
      "product_dependencies" : [
        "TextBuffer",
        "TextBufferTesting"
      ],
      "sources" : [
        "AffectedRangeTests.swift",
        "AssertModification.swift",
        "ConditionalTests.swift",
        "DeleteTests.swift",
        "Helpers.swift",
        "InsertTests.swift",
        "LoggingUndoManager.swift",
        "ModifyingTests.swift",
        "ScopedBufferSliceTests.swift",
        "SelectTests.swift",
        "UndoableBufferTests.swift",
        "UseCaseTests.swift"
      ],
      "target_dependencies" : [
        "DeclarativeTextKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DeclarativeTextKit",
      "module_type" : "SwiftTarget",
      "name" : "DeclarativeTextKit",
      "path" : "Sources/DeclarativeTextKit",
      "product_dependencies" : [
        "TextBuffer"
      ],
      "product_memberships" : [
        "DeclarativeTextKit"
      ],
      "sources" : [
        "Expression/Debug.swift",
        "Expression/Expression.swift",
        "Expression/If.swift",
        "Expression/IfLet.swift",
        "Expression/Modification/ChangeInLength+Consume.swift",
        "Expression/Modification/ChangeInLength.swift",
        "Expression/Modification/Delete/Delete+Modification.swift",
        "Expression/Modification/Delete/Delete.swift",
        "Expression/Modification/Identity.swift",
        "Expression/Modification/Insert/Insert+Modification.swift",
        "Expression/Modification/Insert/Insert.swift",
        "Expression/Modification/Insert/Insertable.swift",
        "Expression/Modification/Insert/Line.swift",
        "Expression/Modification/Insert/String+Insertable.swift",
        "Expression/Modification/Insert/Word.swift",
        "Expression/Modification/Modification.swift",
        "Expression/Modification/ModificationBuilder.swift",
        "Expression/Modification/ModificationSequence.swift",
        "Expression/Modification/Modifying.swift",
        "Expression/Modification/ScopedBufferSlice.swift",
        "Expression/Select/AffectedRange.swift",
        "Expression/Select/Buffer+SelectRangeExpression.swift",
        "Expression/Select/BufferRangeExpression.swift",
        "Expression/Select/LineRange.swift",
        "Expression/Select/NSRange+BufferRangeExpression.swift",
        "Expression/Select/Select.swift",
        "Expression/Select/SelectedRange+BufferRangeExpression.swift",
        "Expression/Select/WordRange.swift",
        "ModifiableBuffer/Buffer+ModifiableBuffer.swift",
        "ModifiableBuffer/ModifiableBuffer+evaluate.swift",
        "ModifiableBuffer/ModifiableBuffer.swift",
        "ModifiableBuffer/Undoable+ModifiableBuffer.swift",
        "SortedArray.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "DeclarativeTextKit"
    ]
  }
}
2026-04-15 12:11:28.350 xcodebuild[665:4009] [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 DeclarativeTextKit -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 DeclarativeTextKit -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolve Package Graph
Resolved source packages:
  DeclarativeTextKit: /Users/admin/builder/spi-builder-workspace
  TextBuffer: https://github.com/CleanCocoa/TextBuffer @ 0.5.0
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'DeclarativeTextKit' in project 'DeclarativeTextKit'
        ➜ Explicit dependency on target 'DeclarativeTextKit' in project 'DeclarativeTextKit'
        ➜ Explicit dependency on target 'TextBuffer' in project 'TextBuffer'
    Target 'DeclarativeTextKit' in project 'DeclarativeTextKit'
        ➜ Explicit dependency on target 'TextBuffer' in project 'TextBuffer'
    Target 'TextBuffer' in project 'TextBuffer'
        ➜ Explicit dependency on target 'TextBuffer' in project 'TextBuffer'
        ➜ Explicit dependency on target 'TextRope' in project 'TextBuffer'
    Target 'TextBuffer' in project 'TextBuffer'
        ➜ Explicit dependency on target 'TextRope' in project 'TextBuffer'
    Target 'TextRope' in project 'TextBuffer' (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 -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/ld -version_details
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 72b34a11e4b4828be9150cb28b61926b
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/72b34a11e4b4828be9150cb28b61926b.xcbuilddata
error: The package product 'TextBuffer' requires minimum platform version 13.0 for the macOS platform, but this target supports 10.13 (in target 'DeclarativeTextKit' from project 'DeclarativeTextKit')
2026-04-15 12:11:30.494 xcodebuild[672:4073] [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:bc1bdfdcf98c78e76dfc039aee1c4a7659e537e9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:bc1bdfdcf98c78e76dfc039aee1c4a7659e537e9, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:bc1bdfdcf98c78e76dfc039aee1c4a7659e537e9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:bc1bdfdcf98c78e76dfc039aee1c4a7659e537e9, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme DeclarativeTextKit
(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:
  DeclarativeTextKit: /Users/admin/builder/spi-builder-workspace
  TextBuffer: https://github.com/CleanCocoa/TextBuffer @ 0.5.0
resolved source packages: DeclarativeTextKit, TextBuffer
2026-04-15 12:11:32.571 xcodebuild[696:4236] [MT] IDERunDestination: Supported platforms for the buildables in the current scheme is empty.
{
  "dependencies" : [
    {
      "identity" : "textbuffer",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.1.0",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/CleanCocoa/TextBuffer"
    }
  ],
  "manifest_display_name" : "DeclarativeTextKit",
  "name" : "DeclarativeTextKit",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.13"
    }
  ],
  "products" : [
    {
      "name" : "DeclarativeTextKit",
      "targets" : [
        "DeclarativeTextKit"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "DeclarativeTextKitTests",
      "module_type" : "SwiftTarget",
      "name" : "DeclarativeTextKitTests",
      "path" : "Tests/DeclarativeTextKitTests",
      "product_dependencies" : [
        "TextBuffer",
        "TextBufferTesting"
      ],
      "sources" : [
        "AffectedRangeTests.swift",
        "AssertModification.swift",
        "ConditionalTests.swift",
        "DeleteTests.swift",
        "Helpers.swift",
        "InsertTests.swift",
        "LoggingUndoManager.swift",
        "ModifyingTests.swift",
        "ScopedBufferSliceTests.swift",
        "SelectTests.swift",
        "UndoableBufferTests.swift",
        "UseCaseTests.swift"
      ],
      "target_dependencies" : [
        "DeclarativeTextKit"
      ],
      "type" : "test"
    },
    {
      "c99name" : "DeclarativeTextKit",
      "module_type" : "SwiftTarget",
      "name" : "DeclarativeTextKit",
      "path" : "Sources/DeclarativeTextKit",
      "product_dependencies" : [
        "TextBuffer"
      ],
      "product_memberships" : [
        "DeclarativeTextKit"
      ],
      "sources" : [
        "Expression/Debug.swift",
        "Expression/Expression.swift",
        "Expression/If.swift",
        "Expression/IfLet.swift",
        "Expression/Modification/ChangeInLength+Consume.swift",
        "Expression/Modification/ChangeInLength.swift",
        "Expression/Modification/Delete/Delete+Modification.swift",
        "Expression/Modification/Delete/Delete.swift",
        "Expression/Modification/Identity.swift",
        "Expression/Modification/Insert/Insert+Modification.swift",
        "Expression/Modification/Insert/Insert.swift",
        "Expression/Modification/Insert/Insertable.swift",
        "Expression/Modification/Insert/Line.swift",
        "Expression/Modification/Insert/String+Insertable.swift",
        "Expression/Modification/Insert/Word.swift",
        "Expression/Modification/Modification.swift",
        "Expression/Modification/ModificationBuilder.swift",
        "Expression/Modification/ModificationSequence.swift",
        "Expression/Modification/Modifying.swift",
        "Expression/Modification/ScopedBufferSlice.swift",
        "Expression/Select/AffectedRange.swift",
        "Expression/Select/Buffer+SelectRangeExpression.swift",
        "Expression/Select/BufferRangeExpression.swift",
        "Expression/Select/LineRange.swift",
        "Expression/Select/NSRange+BufferRangeExpression.swift",
        "Expression/Select/Select.swift",
        "Expression/Select/SelectedRange+BufferRangeExpression.swift",
        "Expression/Select/WordRange.swift",
        "ModifiableBuffer/Buffer+ModifiableBuffer.swift",
        "ModifiableBuffer/ModifiableBuffer+evaluate.swift",
        "ModifiableBuffer/ModifiableBuffer.swift",
        "ModifiableBuffer/Undoable+ModifiableBuffer.swift",
        "SortedArray.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
{
  "workspace" : {
    "name" : "spi-builder-workspace",
    "schemes" : [
      "DeclarativeTextKit"
    ]
  }
}
2026-04-15 12:11:33.906 xcodebuild[706:4300] [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 DeclarativeTextKit -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 DeclarativeTextKit -destination platform=macOS,arch=arm64
Resolve Package Graph
Resolved source packages:
  TextBuffer: https://github.com/CleanCocoa/TextBuffer @ 0.5.0
  DeclarativeTextKit: /Users/admin/builder/spi-builder-workspace
ComputePackagePrebuildTargetDependencyGraph
Prepare packages
CreateBuildRequest
SendProjectDescription
CreateBuildOperation
ComputeTargetDependencyGraph
note: Building targets in dependency order
note: Target dependency graph (5 targets)
    Target 'DeclarativeTextKit' in project 'DeclarativeTextKit'
        ➜ Explicit dependency on target 'DeclarativeTextKit' in project 'DeclarativeTextKit'
        ➜ Explicit dependency on target 'TextBuffer' in project 'TextBuffer'
    Target 'DeclarativeTextKit' in project 'DeclarativeTextKit'
        ➜ Explicit dependency on target 'TextBuffer' in project 'TextBuffer'
    Target 'TextBuffer' in project 'TextBuffer'
        ➜ Explicit dependency on target 'TextBuffer' in project 'TextBuffer'
        ➜ Explicit dependency on target 'TextRope' in project 'TextBuffer'
    Target 'TextBuffer' in project 'TextBuffer'
        ➜ Explicit dependency on target 'TextRope' in project 'TextBuffer'
    Target 'TextRope' in project 'TextBuffer' (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 -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/ld -version_details
ReadFileContents /Applications/Xcode-26.4.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/share/docc/features.json
Build description signature: 72b34a11e4b4828be9150cb28b61926b
Build description path: /Users/admin/builder/spi-builder-workspace/.derivedData/Build/Intermediates.noindex/XCBuildData/72b34a11e4b4828be9150cb28b61926b.xcbuilddata
error: The package product 'TextBuffer' requires minimum platform version 13.0 for the macOS platform, but this target supports 10.13 (in target 'DeclarativeTextKit' from project 'DeclarativeTextKit')
2026-04-15 12:11:34.844 xcodebuild[709:4332] [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:bc1bdfdcf98c78e76dfc039aee1c4a7659e537e9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Mac Catalyst, id:bc1bdfdcf98c78e76dfc039aee1c4a7659e537e9, name:My Mac }
{ platform:macOS, arch:arm64, variant:DriverKit, id:bc1bdfdcf98c78e76dfc039aee1c4a7659e537e9, name:My Mac }
{ platform:macOS, arch:arm64, variant:Designed for [iPad,iPhone], id:bc1bdfdcf98c78e76dfc039aee1c4a7659e537e9, name:My Mac }
** BUILD FAILED **
The following build commands failed:
	Building workspace spi-builder-workspace with scheme DeclarativeTextKit
(1 failure)
BUILD FAILURE 6.3 macosXcodebuild