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Build Information

Failed to build XPtr, reference main (9dbb07), with Swift 6.4 for macOS (SPM) on 21 Sep 2026 21:14:45 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/wuyu2015/XPtrSwift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/wuyu2015/XPtrSwift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 9dbb077 Modify: Ptr
Cloned https://github.com/wuyu2015/XPtrSwift.git
Revision (git rev-parse @):
9dbb077afdabad382290b18eede614def318654f
SUCCESS checkout https://github.com/wuyu2015/XPtrSwift.git at main
========================================
Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/wuyu2015/XPtrSwift.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]
[20 / 29] XPtr
error: SwiftCompile normal arm64 failed with a nonzero exit code. Command line:     cd /Users/admin/builder

/Users/admin/builder/spi-builder-workspace/Sources/XPtr/Ptr.swift:2:19: error: type 'XPtr.Ptr' does not conform to protocol 'RangeReplaceableCollection'
  1 | extension XPtr {
  2 |     public struct Ptr: MutableCollection, RandomAccessCollection, RangeReplaceableCollection {
    |                   `- error: type 'XPtr.Ptr' does not conform to protocol 'RangeReplaceableCollection'
  3 |
  4 |         public let p: UnsafeMutablePointer<UInt8>
/Users/admin/builder/spi-builder-workspace/Sources/XPtr/Ptr.swift:2:19: error: unavailable instance method 'replaceSubrange(_:with:)' was used to satisfy a requirement of protocol 'RangeReplaceableCollection'
  1 | extension XPtr {
  2 |     public struct Ptr: MutableCollection, RandomAccessCollection, RangeReplaceableCollection {
    |                   `- error: unavailable instance method 'replaceSubrange(_:with:)' was used to satisfy a requirement of protocol 'RangeReplaceableCollection'
  3 |
  4 |         public let p: UnsafeMutablePointer<UInt8>
Swift.RangeReplaceableCollection.replaceSubrange:3:24: note: 'replaceSubrange(_:with:)' declared here
1 | protocol RangeReplaceableCollection {
2 | @available(*, unavailable)
3 |   public mutating func replaceSubrange<C>(_ subrange: Range<Self.Index>, with newElements: C) where C : Collection, Self.Element == C.Element}
  |                        `- note: 'replaceSubrange(_:with:)' declared here
4 |
Swift.RangeReplaceableCollection.replaceSubrange:2:15: note: requirement 'replaceSubrange(_:with:)' declared here
1 | protocol RangeReplaceableCollection {
2 | mutating func replaceSubrange<C>(_ subrange: Range<Self.Index>, with newElements: __owned C) where C : Collection, Self.Element == C.Element}
  |               `- note: requirement 'replaceSubrange(_:with:)' declared here
3 |
Failed frontend command:
/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /Users/admin/builder/spi-builder-workspace/Sources/XPtr/CountType.swift /Users/admin/builder/spi-builder-workspace/Sources/XPtr/Ptr.swift /Users/admin/builder/spi-builder-workspace/Sources/XPtr/SecretKey.swift /Users/admin/builder/spi-builder-workspace/Sources/XPtr/XPtr.swift -target arm64-apple-macos12.0 -disable-cross-import-overlay-search -load-resolved-plugin /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib/swift/host/plugins/libSwiftMacros.dylib\#/Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/bin/swift-plugin-server\#SwiftMacros -disable-implicit-swift-modules -Xcc -fno-implicit-modules -Xcc -fno-implicit-module-maps -explicit-swift-module-map-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr-dependencies-1.json -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/Intermediates.noindex/SwiftExplicitPrecompiledModules -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -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/XPtr.build/Debug/XPtr-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name XPtr -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr_const_extract_protocols.json -disable-clang-spi -clang-target arm64-apple-macos27.0 -target-sdk-version 27.0 -target-sdk-name macosx27.0 -in-process-plugin-server-path /Applications/Xcode-27.0.0-Release.Candidate.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/libSwiftInProcPluginServer.dylib -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/XPtr.build/Debug/XPtr-t.build/Objects-normal/arm64/XPtr.abi.json
error: Build failed
BUILD FAILURE 6.4 macosSpm