Swift Package Index

Build Information

Failed to build InterposeKit, reference master (249233), with Swift 6.4 for Linux on 16 Sep 2026 13:18:01 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-53886769-1":/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/steipete/InterposeKit.git
Reference: master
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/steipete/InterposeKit
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 2492331 Merge pull request #47 from steipete/fix/hook-signature-validation
Cloned https://github.com/steipete/InterposeKit.git
Revision (git rev-parse @):
2492331dd962f58884b62675d71298d6e1ee36b3
SUCCESS checkout https://github.com/steipete/InterposeKit.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/steipete/InterposeKit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886769-1":/host -w "$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
Building for debugging...
[Planning 80 / 96]
[14 / 32] SuperBuilder
error: SwiftCompile normal x86_64 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Sources/InterposeKit/InterposeKit.swift:14:29: warning: cast from 'NSObject' to unrelated type 'AnyClass' (aka 'any AnyObject.Type') always fails
 12 |         _ implementation: (TypedHook<MethodSignature, HookSignature>) -> HookSignature?) throws -> AnyHook {
 13 |
 14 |         if let klass = self as? AnyClass {
    |                             `- warning: cast from 'NSObject' to unrelated type 'AnyClass' (aka 'any AnyObject.Type') always fails
 15 |             return try Interpose.ClassHook(class: klass, selector: selector, implementation: implementation).apply()
 16 |         } else {
/host/spi-builder-workspace/Sources/InterposeKit/LinuxCompileSupport.swift:42:2: error: Objective-C interoperability is disabled
40 | func imp_getBlock(_ anImp: IMP) -> Any? { return nil }
41 | @discardableResult func imp_removeBlock(_ anImp: IMP) -> Bool { false }
42 | @objc class NSError: NSObject {}
   |  `- error: Objective-C interoperability is disabled
43 | // AutoreleasingUnsafeMutablePointer is not available on Linux.
44 | typealias NSErrorPointer = UnsafeMutablePointer<NSError?>?
/host/spi-builder-workspace/Sources/InterposeKit/LinuxCompileSupport.swift:47:5: warning: non-'@objc' instance method declared in extension cannot be overridden; use 'public' instead; this will be an error in a future Swift language mode
45 | extension NSObject {
46 |     /// :nodoc: value
47 |     open func value(forKey key: String) -> Any? { return nil }
   |     `- warning: non-'@objc' instance method declared in extension cannot be overridden; use 'public' instead; this will be an error in a future Swift language mode
48 | }
49 | /// :nodoc: objc_AssociationPolicy
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/InterposeKit/AnyHook.swift /host/spi-builder-workspace/Sources/InterposeKit/ClassHook.swift /host/spi-builder-workspace/Sources/InterposeKit/HookFinder.swift /host/spi-builder-workspace/Sources/InterposeKit/InterposeError.swift /host/spi-builder-workspace/Sources/InterposeKit/InterposeKit.swift /host/spi-builder-workspace/Sources/InterposeKit/InterposeSubclass.swift /host/spi-builder-workspace/Sources/InterposeKit/LinuxCompileSupport.swift /host/spi-builder-workspace/Sources/InterposeKit/ObjectHook.swift /host/spi-builder-workspace/Sources/InterposeKit/Watcher.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 -fmodule-map-file\=/host/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps-linux-x86_64/SuperBuilder.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/Sources/SuperBuilder/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/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name InterposeKit -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/Objects-normal/x86_64/InterposeKit_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/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/Objects-normal/x86_64/Modules/InterposeKit.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/Objects-normal/x86_64/Modules/InterposeKit.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/Objects-normal/x86_64/InterposeKit-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/Objects-normal/x86_64/InterposeKit-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/Objects-normal/x86_64/InterposeKit-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/InterposeKit.build/Debug-linux-x86_64/InterposeKit-t.build/Objects-normal/x86_64/Modules/InterposeKit.swiftmodule
[33 / 42] SuperBuilder
error: Build failed
BUILD FAILURE 6.4 linux