SGSwiftyBind – Build Information

Build Information

Failed to build SGSwiftyBind, reference master (f7e8d3), with Swift 6.4 for macOS (SPM) on 19 Sep 2026 11:16:55 UTC.

Build Command

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

Build Log

========================================
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/the-freshlord/SGSwiftyBind.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/the-freshlord/SGSwiftyBind
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at f7e8d30 Made value public
Cloned https://github.com/the-freshlord/SGSwiftyBind.git
Revision (git rev-parse @):
f7e8d309717565127eda509bdd3dd6a312c56064
SUCCESS checkout https://github.com/the-freshlord/SGSwiftyBind.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/the-freshlord/SGSwiftyBind.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Planning deferred tasks]
[19 / 28]
[22 / 31] SGSwiftyBind
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/SGSwiftyBind/SGSwiftyBind.swift failed with a nonzero exit code. Command line:     cd /Users/admin/builder
    builtin-SwiftPerFileCompile SGSwiftyBind.swift
/Users/admin/builder/spi-builder-workspace/Sources/SGSwiftyBind/SGSwiftyBind.swift:161:30: [1;31merror: [1;39mcannot convert value of type '()?' to closure result type 'Void'[0;0m
[0;36m159 |[0;0m             },
[0;36m160 |[0;0m             bindCallback: { [weak self] (listener, observer) in
[0;36m161 |[0;0m                 return [4;39mself?.bind(listener, for: observer)[0;0m
    [0;36m|[0;0m                              `- [1;31merror: [1;39mcannot convert value of type '()?' to closure result type 'Void'[0;0m
[0;36m162 |[0;0m             },
[0;36m163 |[0;0m             bindAndFireCallback: { [weak self] (listener, observer) in
/Users/admin/builder/spi-builder-workspace/Sources/SGSwiftyBind/SGSwiftyBind.swift:164:30: [1;31merror: [1;39mcannot convert value of type '()?' to closure result type 'Void'[0;0m
[0;36m162 |[0;0m             },
[0;36m163 |[0;0m             bindAndFireCallback: { [weak self] (listener, observer) in
[0;36m164 |[0;0m                 return [4;39mself?.bindAndFire(listener, for: observer)[0;0m
    [0;36m|[0;0m                              `- [1;31merror: [1;39mcannot convert value of type '()?' to closure result type 'Void'[0;0m
[0;36m165 |[0;0m             },
[0;36m166 |[0;0m             unbindCallback: { [weak self] (observer) in
/Users/admin/builder/spi-builder-workspace/Sources/SGSwiftyBind/SGSwiftyBind.swift:167:30: [1;31merror: [1;39mcannot convert value of type '()?' to closure result type 'Void'[0;0m
[0;36m165 |[0;0m             },
[0;36m166 |[0;0m             unbindCallback: { [weak self] (observer) in
[0;36m167 |[0;0m                 return [4;39mself?.unbind(for: observer)[0;0m
    [0;36m|[0;0m                              `- [1;31merror: [1;39mcannot convert value of type '()?' to closure result type 'Void'[0;0m
[0;36m168 |[0;0m             }
[0;36m169 |[0;0m         )
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c -primary-file /Users/admin/builder/spi-builder-workspace/Sources/SGSwiftyBind/SGSwiftyBind.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/Objects-normal/arm64/SGSwiftyBind.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/Objects-normal/arm64/SGSwiftyBind.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/Objects-normal/arm64/SGSwiftyBind.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/Objects-normal/arm64/SGSwiftyBind.dia -target arm64-apple-macos12.0 -Xllvm -aarch64-use-tbi -enable-objc-interop -stack-check -sdk /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -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 -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 4 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /Users/admin/builder -enable-anonymous-context-mangled-names -file-compilation-dir /Users/admin/builder -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a36a22442a12e9d48fe1a705f55a1adfc4.sdkstatcache -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -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/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SGSwiftyBind -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/Objects-normal/arm64/SGSwiftyBind_const_extract_protocols.json -disable-clang-spi -target-sdk-version 27.0 -target-sdk-name macosx27.0 -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -external-plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/local/lib/swift/host/plugins\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins -plugin-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/local/lib/swift/host/plugins -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/Objects-normal/arm64/SGSwiftyBind.o -index-unit-output-path /SGSwiftyBind.build/Debug/SGSwiftyBind-t.build/Objects-normal/arm64/SGSwiftyBind.o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 macosSpm