Swift Package Index

Build Information

Failed to build DL4STensorboard, reference master (36880c), with Swift 6.4 for macOS (SPM) on 28 Sep 2026 21:31:14 UTC.

Build Command

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

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/palle-k/DL4S-Tensorboard.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/palle-k/DL4S-Tensorboard
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 36880c8 feat: revive build
Cloned https://github.com/palle-k/DL4S-Tensorboard.git
Revision (git rev-parse @):
36880c8d0de2715a580ba82a99813a41cbe16485
SUCCESS checkout https://github.com/palle-k/DL4S-Tensorboard.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/palle-k/DL4S-Tensorboard.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Provisioning 6 / 12]
[Pre-planning 1 / 215]
[Planning deferred tasks]
[54 / 95] SwiftProtobuf_SwiftProtobuf
[57 / 95]
[60 / 98] DL4SMacros
[69 / 129]
Fetching https://github.com/palle-k/DL4S.git
[1/8316] Fetching dl4s
Fetched https://github.com/palle-k/DL4S.git (2.97s)
Fetching https://github.com/twostraws/SwiftGD
Fetching https://github.com/swiftlang/swift-syntax
Fetching https://github.com/apple/swift-protobuf.git
[1/491] Fetching swiftgd
[492/54787] Fetching swiftgd, swift-protobuf
[1035/134857] Fetching swiftgd, swift-protobuf, swift-syntax
Fetched https://github.com/twostraws/SwiftGD (6.88s)
[127308/134366] Fetching swift-protobuf, swift-syntax
Fetched https://github.com/apple/swift-protobuf.git (9.60s)
Fetched https://github.com/swiftlang/swift-syntax (9.60s)
Computing version for https://github.com/twostraws/SwiftGD
Computed https://github.com/twostraws/SwiftGD at 2.6.0 (12.45s)
Computing version for https://github.com/apple/swift-protobuf.git
Computed https://github.com/apple/swift-protobuf.git at 1.38.1 (0.65s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 604.0.0 (0.76s)
Creating working copy for https://github.com/twostraws/SwiftGD
Working copy of https://github.com/twostraws/SwiftGD resolved at 2.6.0
Creating working copy for https://github.com/apple/swift-protobuf.git
Working copy of https://github.com/apple/swift-protobuf.git resolved at 1.38.1
Creating working copy for https://github.com/palle-k/DL4S.git
Working copy of https://github.com/palle-k/DL4S.git resolved at master (c396aff)
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 604.0.0
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/604.0.0/swiftlang-6.4.0.34.1-macosx27.0-MacroSupport.zip
Downloaded https://download.swift.org/prebuilts/swift-syntax/604.0.0/swiftlang-6.4.0.34.1-macosx27.0-MacroSupport.zip (1.30s)
warning: 'swiftgd': failed to retrieve search paths with pkg-config; maybe pkg-config is not installed
warning: 'swiftgd': you may be able to install gdlib using your system-packager:
    brew install gd
error: clang dependency scanning failure: While building module 'gd' imported from module-include.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftGD/Sources/gd/swiftgd_gd.h:1:10: fatal error: 'gd.h' file not found
module-include.input:1:2: fatal error: could not build module 'gd'
error: /Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftGD/Sources/SwiftGD/Format.swift:8:8 unable to resolve module dependency: 'gd'
error: clang dependency scanning failure: While building module 'gd' imported from module-include.input:1:
In file included from <module-includes>:1:
/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftGD/Sources/gd/swiftgd_gd.h:1:10: fatal error: 'gd.h' file not found
module-include.input:1:2: fatal error: could not build module 'gd'
error: SwiftDriver SwiftGD 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 SwiftGD -Onone @/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftGD.build/Debug/SwiftGD-t.build/Objects-normal/arm64/SwiftGD.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftGD/Sources/gd/module.modulemap -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 -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/SwiftGD.build/Debug/SwiftGD-t.build/Objects-normal/arm64/SwiftGD-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/SwiftGD.build/Debug/SwiftGD-t.build/Objects-normal/arm64/SwiftGD.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftGD.build/Debug/SwiftGD-t.build/Objects-normal/arm64/SwiftGD-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/SwiftGD.build/Debug/SwiftGD-t.build/Objects-normal/arm64/SwiftGD_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/SwiftGD.build/Debug/SwiftGD-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftGD.build/Debug/SwiftGD-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftGD.build/Debug/SwiftGD-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/SwiftGD.build/Debug/SwiftGD-t.build/Objects-normal/arm64/SwiftGD-Swift.h -working-directory /Users/admin/builder -experimental-emit-module-separately -disable-cmo
error: Build failed
BUILD FAILURE 6.4 macosSpm