Knit – Build Information – Swift Package Index

Build Information

Failed to build Knit, reference 2.1.6 (644281), with Swift 6.4 for Linux on 23 Sep 2026 05:15:22 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344847-1":/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: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/cashapp/knit.git
Reference: 2.1.6
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/cashapp/knit
 * tag               2.1.6      -> FETCH_HEAD
HEAD is now at 644281f Merge pull request #305 from cashapp/luis/update-swift-syntax-range-602
Cloned https://github.com/cashapp/knit.git
Revision (git rev-parse @):
644281f910015a6a7be2a8cb8476f4afdaee7f2e
SUCCESS checkout https://github.com/cashapp/knit.git at 2.1.6
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/cashapp/knit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344847-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images: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/apple/swift-argument-parser
Fetching https://github.com/apple/swift-syntax.git
[1/18918] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser (0.78s)
[1/80014] Fetching swift-syntax
Fetched https://github.com/apple/swift-syntax.git (3.41s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 602.0.0 (4.61s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.8.2 (0.18s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.8.2
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 602.0.0
warning: 'spi-builder-workspace': Invalid Exclude '/host/spi-builder-workspace/Sources/Swinject/Resolver.erb': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/host/spi-builder-workspace/Sources/Swinject/Container.Arguments.erb': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/host/spi-builder-workspace/Sources/Swinject/Resolver.erb': File not found.
warning: 'spi-builder-workspace': Invalid Exclude '/host/spi-builder-workspace/Sources/Swinject/Container.Arguments.erb': File not found.
warning: 'spi-builder-workspace': found 2 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /host/spi-builder-workspace/Sources/Swinject/SwinjectContainer.Arguments.erb
    /host/spi-builder-workspace/Sources/Swinject/SwinjectResolver.erb
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 884]
[Planning deferred tasks]
[173 / 351] SwiftSyntax602
[206 / 364] Swinject
[207 / 364] ArgumentParserToolInfo
[218 / 364] Swinject
[220 / 365] SwiftSyntax602
[228 / 368] SwiftSyntax600
[235 / 369] SwiftSyntax601
/host/spi-builder-workspace/Sources/Swinject/InstanceStorage.swift:118:50: [1;33mwarning: [1;39mconditional cast from 'Wrapped' to 'AnyObject' always succeeds[0;0m
[0;36m116 |[0;0m                 return object as? Wrapped
[0;36m117 |[0;0m             }
[0;36m118 |[0;0m             set { object = newValue.flatMap { $0 as? AnyObject } }
    [0;36m|[0;0m                                                  `- [1;33mwarning: [1;39mconditional cast from 'Wrapped' to 'AnyObject' always succeeds[0;0m
[0;36m119 |[0;0m         }
[0;36m120 |[0;0m
[240 / 371] SwiftSyntax600
[242 / 390] ArgumentParser
error: SwiftCompile normal x86_64 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Sources/Knit/Future+Async.swift:6:8: [1;31merror: [1;39mno such module 'Combine'[0;0m
 [0;36m4 |[0;0m //
 [0;36m5 |[0;0m
 [0;36m6 |[0;0m import Combine
   [0;36m|[0;0m        `- [1;31merror: [1;39mno such module 'Combine'[0;0m
 [0;36m7 |[0;0m
 [0;36m8 |[0;0m public extension Future {
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/Knit/ConcurrencyAttribute.swift /host/spi-builder-workspace/Sources/Knit/Container+MainActorRegistration.swift /host/spi-builder-workspace/Sources/Knit/Container+Registration.swift /host/spi-builder-workspace/Sources/Knit/Container.swift /host/spi-builder-workspace/Sources/Knit/DuplicateRegistrationDetector.swift /host/spi-builder-workspace/Sources/Knit/Exports.swift /host/spi-builder-workspace/Sources/Knit/Future+Async.swift /host/spi-builder-workspace/Sources/Knit/Module/AbstractAssembly.swift /host/spi-builder-workspace/Sources/Knit/Module/Container+AbstractRegistration.swift /host/spi-builder-workspace/Sources/Knit/Module/DependencyBuilder.swift /host/spi-builder-workspace/Sources/Knit/Module/DependencyTree.swift /host/spi-builder-workspace/Sources/Knit/Module/FakeAssembly.swift /host/spi-builder-workspace/Sources/Knit/Module/KnitModule.swift /host/spi-builder-workspace/Sources/Knit/Module/ModuleAssembler.swift /host/spi-builder-workspace/Sources/Knit/Module/ModuleAssemblerErrorFormatter.swift /host/spi-builder-workspace/Sources/Knit/Module/ModuleAssembly.swift /host/spi-builder-workspace/Sources/Knit/Module/ScopedModuleAssembler.swift /host/spi-builder-workspace/Sources/Knit/Resolver+Additions.swift /host/spi-builder-workspace/Sources/Knit/Resolver.swift /host/spi-builder-workspace/Sources/Knit/ServiceCollection/Container+ServiceCollection.swift /host/spi-builder-workspace/Sources/Knit/ServiceCollection/Resolver+ServiceCollection.swift /host/spi-builder-workspace/Sources/Knit/ServiceCollection/ServiceCollection.swift /host/spi-builder-workspace/Sources/Knit/ServiceCollection/ServiceCollector.swift -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 -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 -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -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 -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/out/Products/Debug-linux-x86_64/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name Knit -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/Objects-normal/x86_64/Knit_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 -emit-module-doc-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/Objects-normal/x86_64/Modules/Knit.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/Objects-normal/x86_64/Modules/Knit.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/Objects-normal/x86_64/Knit-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/Objects-normal/x86_64/Knit-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/Objects-normal/x86_64/Knit-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Knit.build/Debug-linux-x86_64/Knit-t.build/Objects-normal/x86_64/Modules/Knit.swiftmodule
error: Build failed
BUILD FAILURE 6.4 linux