Build Information
Failed to build BinaryEncoding, reference master (8489cb), with Swift 6.4 for macOS (SPM) on 16 Sep 2026 18:26:42 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64Build Log
========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/my-mail-ru/swift-binaryencoding.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/my-mail-ru/swift-binaryencoding
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 8489cb7 Swift 4.0
Cloned https://github.com/my-mail-ru/swift-binaryencoding.git
Revision (git rev-parse @):
8489cb745861e869f3fe0f852274105122be025c
SUCCESS checkout https://github.com/my-mail-ru/swift-binaryencoding.git at master
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.4
Building package at path: $PWD
https://github.com/my-mail-ru/swift-binaryencoding.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]
[24 / 33] BinaryEncoding
[30 / 33] BinaryEncoding
error: SwiftCompile normal arm64 /Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/UnsafeRawBufferPointer.swift failed with a nonzero exit code. Command line: cd /Users/admin/builder
builtin-SwiftPerFileCompile UnsafeRawBufferPointer.swift
/Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/UnsafeRawBufferPointer.swift:72:30: [1;31merror: [1;39mtype 'String' has no member '_fromCodeUnitSequence'[0;0m
[0;36m70 |[0;0m defer { start += withSize }
[0;36m71 |[0;0m let utf8buf = UnsafeBufferPointer(start: start.assumingMemoryBound(to: UTF8.CodeUnit.self), count: withSize)
[0;36m72 |[0;0m guard let string = [4;39mString[0;0m.[4;39m_fromCodeUnitSequence[0;0m(UTF8.self, input: utf8buf)
[0;36m|[0;0m `- [1;31merror: [1;39mtype 'String' has no member '_fromCodeUnitSequence'[0;0m
[0;36m73 |[0;0m else { throw BinaryEncodingError.stringIsNotUTF8 }
[0;36m74 |[0;0m return string
/Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/UnsafeRawBufferPointer.swift:141:11: [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m139 |[0;0m let size = e - p
[0;36m140 |[0;0m guard start + size <= end else { throw BinaryEncodingError.bufferIsTooShort }
[0;36m141 |[0;0m start.copyBytes(from: p, count: size)
[0;36m|[0;0m |- [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m|[0;0m `- [1;39mnote: [1;39muse 'copyMemory(from:byteCount:)' instead[0;0m
[0;36m142 |[0;0m start += size
[0;36m143 |[0;0m }
/Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/UnsafeRawBufferPointer.swift:148:10: [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m146 |[0;0m public mutating func write(_ value: UnsafeRawBufferPointer) throws {
[0;36m147 |[0;0m guard start + value.count <= end else { throw BinaryEncodingError.bufferIsTooShort }
[0;36m148 |[0;0m start.copyBytes(from: value.baseAddress!, count: value.count)
[0;36m|[0;0m |- [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m|[0;0m `- [1;39mnote: [1;39muse 'copyMemory(from:byteCount:)' instead[0;0m
[0;36m149 |[0;0m start += value.count
[0;36m150 |[0;0m }
/Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/UnsafeRawBufferPointer.swift:193:11: [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m191 |[0;0m let size = $0.count * MemoryLayout<C.Iterator.Element>.size
[0;36m192 |[0;0m guard start + size <= end else { throw BinaryEncodingError.bufferIsTooShort }
[0;36m193 |[0;0m start.copyBytes(from: UnsafeRawPointer($0.baseAddress!), count: size)
[0;36m|[0;0m |- [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m|[0;0m `- [1;39mnote: [1;39muse 'copyMemory(from:byteCount:)' instead[0;0m
[0;36m194 |[0;0m start += size
[0;36m195 |[0;0m }
/Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/UnsafeRawBufferPointer.swift:205:11: [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m203 |[0;0m start.assumingMemoryBound(to: S.self).pointee = numericCast(size)
[0;36m204 |[0;0m start += MemoryLayout<S>.size
[0;36m205 |[0;0m start.copyBytes(from: UnsafeRawPointer($0.baseAddress!), count: size)
[0;36m|[0;0m |- [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m|[0;0m `- [1;39mnote: [1;39muse 'copyMemory(from:byteCount:)' instead[0;0m
[0;36m206 |[0;0m start += size
[0;36m207 |[0;0m }
/Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/UnsafeRawBufferPointer.swift:216:11: [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m214 |[0;0m try write(UInt(size), as: VarUInt.self)
[0;36m215 |[0;0m guard start + size <= end else { throw BinaryEncodingError.bufferIsTooShort }
[0;36m216 |[0;0m start.copyBytes(from: UnsafeRawPointer($0.baseAddress!), count: size)
[0;36m|[0;0m |- [1;33mwarning: [1;39m'copyBytes(from:count:)' is deprecated: renamed to 'copyMemory(from:byteCount:)'[0;0m [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration\DeprecatedDeclaration]8;;\]
[0;36m|[0;0m `- [1;39mnote: [1;39muse 'copyMemory(from:byteCount:)' instead[0;0m
[0;36m217 |[0;0m start += size
[0;36m218 |[0;0m }
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -c /Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/Common.swift /Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/Data.swift -primary-file /Users/admin/builder/spi-builder-workspace/Sources/BinaryEncoding/UnsafeRawBufferPointer.swift -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/BinaryEncoding.build/Debug/BinaryEncoding-t.build/Objects-normal/arm64/UnsafeRawBufferPointer.d -emit-const-values-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/BinaryEncoding.build/Debug/BinaryEncoding-t.build/Objects-normal/arm64/UnsafeRawBufferPointer.swiftconstvalues -emit-reference-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/BinaryEncoding.build/Debug/BinaryEncoding-t.build/Objects-normal/arm64/UnsafeRawBufferPointer.swiftdeps -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/BinaryEncoding.build/Debug/BinaryEncoding-t.build/Objects-normal/arm64/UnsafeRawBufferPointer.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/BinaryEncoding.build/Debug/BinaryEncoding-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/BinaryEncoding.build/Debug/BinaryEncoding-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/BinaryEncoding.build/Debug/BinaryEncoding-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name BinaryEncoding -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/BinaryEncoding.build/Debug/BinaryEncoding-t.build/Objects-normal/arm64/BinaryEncoding_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/BinaryEncoding.build/Debug/BinaryEncoding-t.build/Objects-normal/arm64/UnsafeRawBufferPointer.o -index-unit-output-path /BinaryEncoding.build/Debug/BinaryEncoding-t.build/Objects-normal/arm64/UnsafeRawBufferPointer.o -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 macosSpm