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Build Information

Failed to build UIEnvironment, reference 1.1.0 (e221cb), with Swift 6.4 for macOS (SPM) on 20 Sep 2026 18:38:47 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/nonameplum/UIEnvironment.git
Reference: 1.1.0
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/nonameplum/UIEnvironment
 * tag               1.1.0      -> FETCH_HEAD
HEAD is now at e221cbe Fix documentation generation with Xcode 15.2
Cloned https://github.com/nonameplum/UIEnvironment.git
Revision (git rev-parse @):
e221cbe57bcc099a349fd406ec1073985ce5f2aa
SUCCESS checkout https://github.com/nonameplum/UIEnvironment.git at 1.1.0
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Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/nonameplum/UIEnvironment.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]
[34 / 90]
[44 / 91] libffi_apple
[57 / 101] libffi_apple
[70 / 104]
[74 / 104]
[79 / 104] SwiftHookOCSources
[89 / 136] SwiftHook
[100 / 183]
[110 / 183]
[117 / 183]
[123 / 183]
[128 / 183]
[131 / 183]
[137 / 183]
[140 / 183]
[144 / 183]
[147 / 183]
[151 / 183] SwiftHookOCSources
[152 / 183]
[153 / 183]
[154 / 183]
[166 / 183] SwiftHook
[167 / 183] SwiftHook
Fetching https://github.com/623637646/SwiftHook
[1/4252] Fetching swifthook
Fetched https://github.com/623637646/SwiftHook (1.73s)
Computing version for https://github.com/623637646/SwiftHook
Computed https://github.com/623637646/SwiftHook at 3.5.3 (2.30s)
Fetching https://github.com/623637646/libffi.git
[1/15566] Fetching libffi
Fetched https://github.com/623637646/libffi.git (2.19s)
Computing version for https://github.com/623637646/libffi.git
Computed https://github.com/623637646/libffi.git at 3.4.7 (2.78s)
Creating working copy for https://github.com/623637646/libffi.git
Working copy of https://github.com/623637646/libffi.git resolved at 3.4.7
Creating working copy for https://github.com/623637646/SwiftHook
Working copy of https://github.com/623637646/SwiftHook resolved at 3.5.3
error: /Users/admin/builder/spi-builder-workspace/Sources/UIEnvironment/Predefined Environment Keys/CalendarEnvironmentKey.swift:2:8 unable to resolve module dependency: 'UIKit'
error: SwiftDriver UIEnvironment 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 UIEnvironment -Onone @/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/UIEnvironment.build/Debug/UIEnvironment-t.build/Objects-normal/arm64/UIEnvironment.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps/libffi_apple.modulemap -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps/SwiftHookOCSources.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 -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/UIEnvironment.build/Debug/UIEnvironment-t.build/Objects-normal/arm64/UIEnvironment-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/UIEnvironment.build/Debug/UIEnvironment-t.build/Objects-normal/arm64/UIEnvironment.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/UIEnvironment.build/Debug/UIEnvironment-t.build/Objects-normal/arm64/UIEnvironment-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/UIEnvironment.build/Debug/UIEnvironment-t.build/Objects-normal/arm64/UIEnvironment_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/checkouts/libffi/Sources/libffi_apple/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/checkouts/SwiftHook/SwiftHook/Classes/OCSources -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/UIEnvironment.build/Debug/UIEnvironment-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/UIEnvironment.build/Debug/UIEnvironment-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/UIEnvironment.build/Debug/UIEnvironment-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/UIEnvironment.build/Debug/UIEnvironment-t.build/Objects-normal/arm64/UIEnvironment-Swift.h -working-directory /Users/admin/builder -experimental-emit-module-separately -disable-cmo
error: Build failed
BUILD FAILURE 6.4 macosSpm