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Build Information

Failed to build MetalCanvas, reference 0.0.2 (c61946), with Swift 6.4 for macOS (SPM) on 17 Sep 2026 06:51:17 UTC.

Build Command

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

Build Log

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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/hideyuki-machida/metalcanvas.git
Reference: 0.0.2
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/hideyuki-machida/metalcanvas
 * tag               0.0.2      -> FETCH_HEAD
HEAD is now at c619468 update
Cloned https://github.com/hideyuki-machida/metalcanvas.git
Revision (git rev-parse @):
c619468c5e75abcd53a1a9e9e58286b0030d094e
SUCCESS checkout https://github.com/hideyuki-machida/metalcanvas.git at 0.0.2
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Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/hideyuki-machida/metalcanvas.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Constructing description]
[Planning deferred tasks]
[55 / 90] MetalCanvas_MetalCanvasShaders
[56 / 90] MetalCanvas_MetalCanvasShaders
[57 / 90] MetalCanvas_MetalCanvasShaders
[60 / 90]
[61 / 91] ProcessLogger.Swift
[71 / 127]
[76 / 127]
[79 / 127]
[80 / 127]
[84 / 127]
[86 / 127]
[89 / 127]
[92 / 127]
[94 / 127]
[95 / 127]
[97 / 127] ProcessLogger.Swift
[104 / 128] GraphicsLibs.Swift
Fetching https://github.com/Hideyuki-Machida/ProcessLogger.Swift
[1/29] Fetching processlogger.swift
Fetched https://github.com/Hideyuki-Machida/ProcessLogger.Swift (0.70s)
Fetching https://github.com/Hideyuki-Machida/GraphicsLibs.Swift
[1/60] Fetching graphicslibs.swift
Fetched https://github.com/Hideyuki-Machida/GraphicsLibs.Swift (0.81s)
Creating working copy for https://github.com/Hideyuki-Machida/GraphicsLibs.Swift
Working copy of https://github.com/Hideyuki-Machida/GraphicsLibs.Swift resolved at master (f8217e8)
Creating working copy for https://github.com/Hideyuki-Machida/ProcessLogger.Swift
Working copy of https://github.com/Hideyuki-Machida/ProcessLogger.Swift resolved at master (624f37e)
warning: missing creator for mutated node: ('/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/MetalCanvas_MetalCanvasShaders.bundle/Contents/MacOS')
/Users/admin/builder/spi-builder-workspace/Sources/MetalCanvasShaders/Shader/ColorProcessing/Lut1DFilter.metal:22:24: warning: writable resources in non-void vertex function
vertex ImageColorInOut vertex_Lut1DFilter(device float4 *positions [[ buffer(MCVertexIndex) ]],
                       ^
/Users/admin/builder/spi-builder-workspace/Sources/MetalCanvasShaders/Shader/ColorProcessing/Lut1DFilter.metal:22:58: note: writable buffer defined here
vertex ImageColorInOut vertex_Lut1DFilter(device float4 *positions [[ buffer(MCVertexIndex) ]],
                                                         ^
/Users/admin/builder/spi-builder-workspace/Sources/MetalCanvasShaders/Shader/ColorProcessing/Lut1DFilter.metal:23:28: note: writable buffer defined here
                                                                                  device float2 *texCoords [[ buffer(MCTexCoord) ]],
                                                                                                 ^
1 warning generated.
/Users/admin/builder/spi-builder-workspace/Sources/MetalCanvasShaders/Shader/ColorSpace/RGBToYCbCr.metal:24:27: warning: unused variable 'colorSampler' [-Wunused-variable]
        constexpr sampler colorSampler(mip_filter::linear, mag_filter::linear, min_filter::linear);
                          ^
1 warning generated.
/Users/admin/builder/spi-builder-workspace/Sources/MetalCanvasShaders/Shader/ColorSpace/YCbCrToRGB.metal:69:27: warning: unused variable 'colorSampler' [-Wunused-variable]
        constexpr sampler colorSampler(mip_filter::linear, mag_filter::linear, min_filter::linear);
                          ^
/Users/admin/builder/spi-builder-workspace/Sources/MetalCanvasShaders/Shader/ColorSpace/YCbCrToRGB.metal:87:27: warning: unused variable 'colorSampler' [-Wunused-variable]
        constexpr sampler colorSampler(mip_filter::linear, mag_filter::linear, min_filter::linear);
                          ^
2 warnings generated.
error: clang dependency scanning failure:
error: /Users/admin/builder/spi-builder-workspace/.build/checkouts/GraphicsLibs.Swift/Sources/GraphicsLibs.Swift/Extension/CGAffineTransform+Extended.swift:8:8 unable to resolve module dependency: 'UIKit'
error: SwiftDriver GraphicsLibs.Swift 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-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name GraphicsLibs_Swift -Onone @/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-t.build/Objects-normal/arm64/GraphicsLibs.Swift.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -DXcode -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0-Release.Candidate.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 -suppress-warnings -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-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0-Release.Candidate.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/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-t.build/Objects-normal/arm64/GraphicsLibs.Swift-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/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-t.build/Objects-normal/arm64/GraphicsLibs_Swift.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-t.build/Objects-normal/arm64/GraphicsLibs_Swift-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/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-t.build/Objects-normal/arm64/GraphicsLibs.Swift_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/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-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/GraphicsLibs.Swift.build/Debug/GraphicsLibs.Swift-t.build/Objects-normal/arm64/GraphicsLibs.Swift-Swift.h -working-directory /Users/admin/builder -experimental-emit-module-separately -disable-cmo
error: Build failed
BUILD FAILURE 6.4 macosSpm