Swift Package Index

Build Information

Failed to build swift-rfc-2045, reference 0.3.5 (9a18c7), with Swift 6.4 for Linux on 25 Sep 2026 00:28:28 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-2":/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:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/swift-ietf/swift-rfc-2045.git
Reference: 0.3.5
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-2045
 * tag               0.3.5      -> FETCH_HEAD
HEAD is now at 9a18c76 Fix CI workflow to use Xcode 26.0 and macOS 26
Cloned https://github.com/swift-ietf/swift-rfc-2045.git
Revision (git rev-parse @):
9a18c76d0b5f01c463592b23d9ffd9612afba219
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/swift-ietf/swift-rfc-2045.git at 0.3.5
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/swift-ietf/swift-rfc-2045.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:c77fcce225e223ac0fafed844619173fc6de8d62dd560eeb28db3182af6a282b
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.4-latest
Fetching https://github.com/swift-standards/swift-rfc-5322
Fetching https://github.com/swift-standards/swift-standards
Fetching https://github.com/swift-standards/swift-incits-4-1986
[1/1311] Fetching swift-rfc-5322
[93/2556] Fetching swift-rfc-5322, swift-incits-4-1986
[1574/7429] Fetching swift-rfc-5322, swift-incits-4-1986, swift-standards
Fetched https://github.com/swift-standards/swift-rfc-5322 (0.53s)
[652/6118] Fetching swift-incits-4-1986, swift-standards
Fetched https://github.com/swift-standards/swift-incits-4-1986 (0.64s)
Fetched https://github.com/swift-standards/swift-standards (0.64s)
Computing version for https://github.com/swift-standards/swift-rfc-5322
Computed https://github.com/swift-standards/swift-rfc-5322 at 0.7.4 (0.86s)
Fetching https://github.com/swift-standards/swift-rfc-1123
[1/595] Fetching swift-rfc-1123
Fetched https://github.com/swift-standards/swift-rfc-1123 (0.52s)
Computing version for https://github.com/swift-standards/swift-rfc-1123
Computed https://github.com/swift-standards/swift-rfc-1123 at 0.5.4 (0.70s)
Fetching https://github.com/swift-standards/swift-rfc-1035
[1/687] Fetching swift-rfc-1035
Fetched https://github.com/swift-standards/swift-rfc-1035 (0.51s)
Computing version for https://github.com/swift-standards/swift-rfc-1035
Computed https://github.com/swift-standards/swift-rfc-1035 at 0.4.5 (0.73s)
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 (0.21s)
Computing version for https://github.com/swift-standards/swift-standards
Computed https://github.com/swift-standards/swift-standards at 0.30.1 (0.29s)
Fetching https://github.com/coenttb/swift-testing-performance
Fetching https://github.com/apple/swift-numerics
Fetching https://github.com/swiftlang/swift-syntax
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Fetched https://github.com/coenttb/swift-testing-performance (0.52s)
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Fetched https://github.com/apple/swift-numerics (0.64s)
[1/80067] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax (3.26s)
Computing version for https://github.com/coenttb/swift-testing-performance
Computed https://github.com/coenttb/swift-testing-performance at 0.3.1 (3.46s)
Fetching https://github.com/coenttb/swift-memory-allocation
[1/424] Fetching swift-memory-allocation
Fetched https://github.com/coenttb/swift-memory-allocation (0.48s)
Computing version for https://github.com/coenttb/swift-memory-allocation
Computed https://github.com/coenttb/swift-memory-allocation at 0.2.0 (0.66s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 602.0.0 (1.22s)
Computing version for https://github.com/apple/swift-numerics
Computed https://github.com/apple/swift-numerics at 1.1.1 (0.15s)
Creating working copy for https://github.com/swift-standards/swift-rfc-5322
Working copy of https://github.com/swift-standards/swift-rfc-5322 resolved at 0.7.4
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/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/apple/swift-numerics
Working copy of https://github.com/apple/swift-numerics resolved at 1.1.1
Creating working copy for https://github.com/swift-standards/swift-rfc-1123
Working copy of https://github.com/swift-standards/swift-rfc-1123 resolved at 0.5.4
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-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/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-1035
Working copy of https://github.com/swift-standards/swift-rfc-1035 resolved at 0.4.5
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 799]
[Planning deferred tasks]
[158 / 342] Binary
[177 / 358] RealModule
[179 / 377] Parsing
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[232 / 387] RealModule
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[248 / 391]
[255 / 398] Formatting
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[362 / 457] Algebra
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[380 / 477] Binary
[382 / 478] Algebra Linear
error: SwiftCompile normal x86_64 /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:
/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-linux-x86_64/Binary-t.build/Objects-normal/x86_64/supplementaryOutputs-46 -target x86_64-unknown-linux-gnu -disable-objc-interop -I /host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64 -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 /usr/lib/swift/host/plugins/testing\#/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 -enable-anonymous-context-mangled-names -file-compilation-dir /host -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-linux-x86_64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/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-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Binary_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/FixedWidthInteger+Binary.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int16+Parser.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int16.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int32+Parser.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int32.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int64+Parser.o -index-unit-output-path /swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/FixedWidthInteger+Binary.o -index-unit-output-path /swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int.o -index-unit-output-path /swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int16+Parser.o -index-unit-output-path /swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int16.o -index-unit-output-path /swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int32+Parser.o -index-unit-output-path /swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int32.o -index-unit-output-path /swift-standards.build/Debug-linux-x86_64/Binary-t.build/Objects-normal/x86_64/Int64+Parser.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 linux