Swift Package Index

Build Information

Failed to build swift-rfc-5952, reference 0.1.5 (28470d), with Swift 6.4 for Android on 24 Sep 2026 22:40:43 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swift-ietf/swift-rfc-5952.git
Reference: 0.1.5
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/swift-ietf/swift-rfc-5952
 * tag               0.1.5      -> FETCH_HEAD
HEAD is now at 28470d6 Fix String(address) to use ASCII serialization
Cloned https://github.com/swift-ietf/swift-rfc-5952.git
Revision (git rev-parse @):
28470d631e4a916ab9909e027ae676112b4d68ea
SUCCESS checkout https://github.com/swift-ietf/swift-rfc-5952.git at 0.1.5
========================================
Build
========================================
Selected platform:         android
Swift version:             6.4
Building package at path:  $PWD
https://github.com/swift-ietf/swift-rfc-5952.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344844-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:android-6.4-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:abadcff584c273feba50641b454858d377ba30b35ea7287a94f45ebd8afd0ea0
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:android-6.4-latest
Fetching https://github.com/swift-standards/swift-rfc-4648
Fetching https://github.com/swift-standards/swift-rfc-4291
Fetching https://github.com/swift-standards/swift-incits-4-1986
Fetching https://github.com/swift-standards/swift-standards
[1/1036] Fetching swift-rfc-4648
[43/2281] Fetching swift-rfc-4648, swift-incits-4-1986
[491/7154] Fetching swift-rfc-4648, swift-incits-4-1986, swift-standards
Fetched https://github.com/swift-standards/swift-rfc-4648 (0.52s)
[3828/6118] Fetching swift-incits-4-1986, swift-standards
Fetched https://github.com/swift-standards/swift-incits-4-1986 (0.52s)
[2778/4873] Fetching swift-standards
[4874/6309] Fetching swift-standards, swift-rfc-4291
Fetched https://github.com/swift-standards/swift-standards (0.59s)
[819/1436] Fetching swift-rfc-4291
Fetched https://github.com/swift-standards/swift-rfc-4291 (0.65s)
Computing version for https://github.com/swift-standards/swift-rfc-4648
Computed https://github.com/swift-standards/swift-rfc-4648 at 0.6.0 (0.83s)
Computing version for https://github.com/swift-standards/swift-incits-4-1986
Computed https://github.com/swift-standards/swift-incits-4-1986 at 0.7.1 (0.20s)
Computing version for https://github.com/swift-standards/swift-rfc-4291
Computed https://github.com/swift-standards/swift-rfc-4291 at 0.2.0 (0.21s)
Computing version for https://github.com/swift-standards/swift-standards
Computed https://github.com/swift-standards/swift-standards at 0.30.1 (0.27s)
Fetching https://github.com/coenttb/swift-testing-performance
Fetching https://github.com/apple/swift-numerics
Fetching https://github.com/swiftlang/swift-syntax
[1/402] Fetching swift-testing-performance
[18/7042] Fetching swift-testing-performance, swift-numerics
Fetched https://github.com/apple/swift-numerics (0.61s)
[1/80067] Fetching swift-syntax
Fetched https://github.com/coenttb/swift-testing-performance (3.46s)
Fetched https://github.com/swiftlang/swift-syntax (3.48s)
Computing version for https://github.com/coenttb/swift-testing-performance
Computed https://github.com/coenttb/swift-testing-performance at 0.3.1 (3.68s)
Fetching https://github.com/coenttb/swift-memory-allocation
[1/424] Fetching swift-memory-allocation
Fetched https://github.com/coenttb/swift-memory-allocation (0.52s)
Computing version for https://github.com/coenttb/swift-memory-allocation
Computed https://github.com/coenttb/swift-memory-allocation at 0.2.0 (0.71s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 602.0.0 (1.20s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.1.1 (0.17s)
Creating working copy for https://github.com/swift-standards/swift-incits-4-1986
Working copy of https://github.com/swift-standards/swift-incits-4-1986 resolved at 0.7.1
Creating working copy for https://github.com/apple/swift-numerics
Working copy of https://github.com/apple/swift-numerics resolved at 1.1.1
Creating working copy for https://github.com/coenttb/swift-testing-performance
Working copy of https://github.com/coenttb/swift-testing-performance resolved at 0.3.1
Creating working copy for https://github.com/swift-standards/swift-standards
Working copy of https://github.com/swift-standards/swift-standards resolved at 0.30.1
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 602.0.0
Creating working copy for https://github.com/swift-standards/swift-rfc-4648
Working copy of https://github.com/swift-standards/swift-rfc-4648 resolved at 0.6.0
Creating working copy for https://github.com/coenttb/swift-memory-allocation
Working copy of https://github.com/coenttb/swift-memory-allocation resolved at 0.2.0
Creating working copy for https://github.com/swift-standards/swift-rfc-4291
Working copy of https://github.com/swift-standards/swift-rfc-4291 resolved at 0.2.0
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 768]
[Planning deferred tasks]
[151 / 329] Affine
[171 / 345] RealModule
[173 / 364] Parsing
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[238 / 376] Positioning
[246 / 385] TernaryLogic
[249 / 392] TernaryLogic
[251 / 393] TernaryLogic
[258 / 393] Formatting
[273 / 393] Formatting
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[284 / 410] TernaryLogic
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[294 / 411] Dimension
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[373 / 465] StandardTime
[377 / 465] Binary
error: SwiftCompile normal aarch64 /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/FixedWidthInteger+Binary.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile FixedWidthInteger+Binary.swift
/host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/FixedWidthInteger+Binary.swift:235:27: error: ambiguous use of 'withUnsafeBytes'
233 |         guard bytes.count == MemoryLayout<Self>.size else { return nil }
234 |
235 |         let value = bytes.withUnsafeBytes { $0.load(as: Self.self) }
    |                           `- error: ambiguous use of 'withUnsafeBytes'
236 |
237 |         switch endianness {
/host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Array+Binary.Contiguous.swift:11:17: note: found this candidate 
 9 |
10 |     @inlinable
11 |     public func withUnsafeBytes<R, E: Swift.Error>(
   |                 `- note: found this candidate 
12 |         _ body: (UnsafeRawBufferPointer) throws(E) -> R
13 |     ) throws(E) -> R {
Swift.Array.withUnsafeBytes:2:24: note: found this candidate in module 'Swift'
1 | generic struct Array {
2 | @inlinable public func withUnsafeBytes<R>(_ body: (UnsafeRawBufferPointer) throws -> R) rethrows -> R}
  |                        `- note: found this candidate in module 'Swift'
3 |
Failed frontend command:
/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Array+Binary.Contiguous.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Array+Bytes.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Aligned.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Alignment.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Collection.Array.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Collection.Set.Algebra.Symmetric.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Collection.Set.Algebra.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Collection.Set.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Collection.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Contiguous+Subscript.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Contiguous.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Copy.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Count.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Cursor.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Endianness.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Error.Bit.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Error.Bounds.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Error.Invariant.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Error.Negative.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Error.Overflow.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Error.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Format.Bytes.Notation.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Format.Bytes.Unit.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Format.Bytes.Units.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Format.Bytes.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Format.Radix.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Format.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Mask.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Mutable+RangeAccess.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Mutable.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Pattern.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Position.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Reader.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Serializable.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Shift.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Space.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.Zero.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Binary.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Bit.Order.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Collection\ UInt8.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/FixedWidthInteger+Binary.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int16+Parser.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int16.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int32+Parser.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int32.swift -primary-file /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int64+Parser.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int64.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int8+Parser.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/Int8.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/RangeReplaceableCollection+Bytes.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/RawRepresentable+Format.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/UInt.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/UInt16+Parser.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/UInt16.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/UInt32+Parser.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/UInt32.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/UInt64+Parser.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/UInt64.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/UInt8+Parser.swift /host/spi-builder-workspace/.build/checkouts/swift-standards/Sources/Binary/exports.swift -supplementary-output-file-map /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/supplementaryOutputs-46 -target aarch64-unknown-linux-android28 -Xllvm -aarch64-use-tbi -disable-objc-interop -sdk /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -sysroot /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/sysroot -I /host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -suppress-warnings -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -enable-upcoming-feature ExistentialAny -enable-upcoming-feature InternalImportsByDefault -enable-upcoming-feature MemberImportVisibility -enable-experimental-feature Lifetimes -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins/testing\#/root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/bin/swift-plugin-server -user-module-version 0.30.1 -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_android.artifactbundle/swift-android/swift-resources/usr/lib/swift-aarch64 -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /android-ndk/android-ndk-r27d/toolchains/llvm/prebuilt/linux-x86_64/lib/clang/18 -Xcc -fmodule-map-file\=/host/spi-builder-workspace/.build/checkouts/swift-numerics/Sources/_NumericsShims/include/module.modulemap -Xcc -fno-omit-frame-pointer -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/checkouts/swift-numerics/Sources/_NumericsShims/include -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-android-aarch64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/DerivedSources-normal/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/DerivedSources/aarch64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Binary -package-name swift_standards -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Binary_const_extract_protocols.json -in-process-plugin-server-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/lib/swift/host/plugins -plugin-path /root/.local/share/swiftly/toolchains/6.4.x-snapshot-2026-09-04/usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/FixedWidthInteger+Binary.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int16+Parser.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int16.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int32+Parser.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int32.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int64+Parser.o -index-unit-output-path /swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/FixedWidthInteger+Binary.o -index-unit-output-path /swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int.o -index-unit-output-path /swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int16+Parser.o -index-unit-output-path /swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int16.o -index-unit-output-path /swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int32+Parser.o -index-unit-output-path /swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int32.o -index-unit-output-path /swift-standards.build/Debug-android-aarch64/Binary-t.build/Objects-normal/aarch64/Int64+Parser.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 android