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Build Information

Failed to build RxSwiftAutoRetry, reference master (c09f10), with Swift 6.4 for macOS (SPM) on 16 Sep 2026 12:38:33 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/SwingDev/RxSwiftAutoRetry.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/SwingDev/RxSwiftAutoRetry
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at c09f105 Merge pull request #18 from SwingDev/i/update_rxswift5
Cloned https://github.com/SwingDev/RxSwiftAutoRetry.git
Revision (git rev-parse @):
c09f105096da1962b092c2a99278daa748af725c
SUCCESS checkout https://github.com/SwingDev/RxSwiftAutoRetry.git at master
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Build
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Selected platform:         macosSpm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/SwingDev/RxSwiftAutoRetry.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0-Release.Candidate.app xcrun swift build --arch arm64
Building for debugging...
[Pre-planning 1 / 126]
[Planning deferred tasks]
[29 / 49]
[32 / 50] RxSwift
[43 / 61] RxAtomic
[46 / 61] RxSwift
[53 / 64] RxSwiftAutoRetry
[53 / 64] RxSwift
Fetching https://github.com/ReactiveX/RxSwift.git
[1/54528] Fetching rxswift
Fetched https://github.com/ReactiveX/RxSwift.git (12.85s)
Computing version for https://github.com/ReactiveX/RxSwift.git
warning: 'rxswift': /Package.swift:8:16: warning: 'flatMap' is deprecated: Please use compactMap(_:) for the case where closure returns an optional value [#DeprecatedDeclaration]
 6 |
 7 | func filterNil<T>(_ array: [T?]) -> [T] {
 8 |   return array.flatMap { $0 }
   |                |- warning: 'flatMap' is deprecated: Please use compactMap(_:) for the case where closure returns an optional value [#DeprecatedDeclaration]
   |                `- note: use 'compactMap(_:)' instead
 9 | }
10 |
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Computed https://github.com/ReactiveX/RxSwift.git at 4.4.0 (15.10s)
Creating working copy for https://github.com/ReactiveX/RxSwift.git
Working copy of https://github.com/ReactiveX/RxSwift.git resolved at 4.4.0
warning: 'rxswift': /Users/admin/builder/spi-builder-workspace/.build/checkouts/RxSwift/Package.swift:8:16: warning: 'flatMap' is deprecated: Please use compactMap(_:) for the case where closure returns an optional value [#DeprecatedDeclaration]
 6 |
 7 | func filterNil<T>(_ array: [T?]) -> [T] {
 8 |   return array.flatMap { $0 }
   |                |- warning: 'flatMap' is deprecated: Please use compactMap(_:) for the case where closure returns an optional value [#DeprecatedDeclaration]
   |                `- note: use 'compactMap(_:)' instead
 9 | }
10 |
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
error: SwiftCompile normal arm64 failed with a nonzero exit code. Command line:     cd /Users/admin/builder

/Users/admin/builder/spi-builder-workspace/Source/RxSwiftAutoRetry.swift:15:85: error: cannot find type 'Element' in scope
13 |                                    randomizedRange jitter: ClosedRange<Double> = 0.9...1.1,
14 |                                    scheduler: SchedulerType = ConcurrentDispatchQueueScheduler(queue: DispatchQueue.global()),
15 |                                    onRetry: ((Error) -> Void)? = nil) -> Observable<Element> {
   |                                                                                     `- error: cannot find type 'Element' in scope
16 |         guard maxAttemptCount > 0 else { return Observable.empty() }
17 |
/Users/admin/builder/spi-builder-workspace/Source/RxSwiftAutoRetry.swift:31:55: error: cannot find type 'Element' in scope
29 |     }
30 |
31 |     private func handleObserver(observer: AnyObserver<Element>,
   |                                                       `- error: cannot find type 'Element' in scope
32 |                                 trial: Int,
33 |                                 maxAttemptCount: Int,
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/Source/RxSwiftAutoRetry.swift -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/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 -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 4.2 -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 -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps/RxAtomic.modulemap -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/checkouts/RxSwift/Sources/RxAtomic/include -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/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name RxSwiftAutoRetry -const-gather-protocols-file /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/Objects-normal/arm64/RxSwiftAutoRetry_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 -emit-module-doc-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/Objects-normal/arm64/RxSwiftAutoRetry.swiftdoc -emit-module-source-info-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/Objects-normal/arm64/RxSwiftAutoRetry.swiftsourceinfo -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/Objects-normal/arm64/RxSwiftAutoRetry-Swift.h -serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/Objects-normal/arm64/RxSwiftAutoRetry-primary-emit-module.dia -emit-dependencies-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/Objects-normal/arm64/RxSwiftAutoRetry-primary-emit-module.d -parse-as-library -o /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/Objects-normal/arm64/RxSwiftAutoRetry.swiftmodule -emit-abi-descriptor-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/RxSwiftAutoRetry.build/Debug/RxSwiftAutoRetry-t.build/Objects-normal/arm64/RxSwiftAutoRetry.abi.json
error: Build failed
BUILD FAILURE 6.4 macosSpm