Swift Package Index

Build Information

Failed to build Entwine, reference master (72a739), with Swift 6.4 for Linux on 17 Sep 2026 00:34:12 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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/tcldr/Entwine.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/tcldr/Entwine
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 72a7395 relax deployment target
Cloned https://github.com/tcldr/Entwine.git
Revision (git rev-parse @):
72a73955f03b5888199aeccc58067dc365381244
SUCCESS checkout https://github.com/tcldr/Entwine.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/tcldr/Entwine.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$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...
[Pre-planning 1 / 124]
[35 / 51] Entwine
/host/spi-builder-workspace/Sources/Entwine/Common/DataStructures/LinkedListQueue.swift:36:12: warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 34 |     private var regular = Subnode.empty
 35 |     private var inverse = Subnode.empty
 36 |     private (set) var count = 0
    |            `- warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 37 |
 38 |     /// O(n) where n is the length of the sequence
/host/spi-builder-workspace/Sources/Entwine/Common/DataStructures/LinkedListStack.swift:32:12: warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 30 |     typealias Node = LinkedList<Element>
 31 |
 32 |     private (set) var node = Node.empty
    |            `- warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 33 |
 34 |     init<C: Collection>(_ elements: C) where C.Element == Element {
/host/spi-builder-workspace/Sources/Entwine/Operators/ReplaySubject.swift:150:12: warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
148 |
149 |     let maxBufferSize: Int
150 |     private (set) var buffer = LinkedListQueue<Value>()
    |            `- warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
151 |
152 |     init(maxBufferSize: Int) {
[47 / 61] EntwineTest
error: SwiftCompile normal x86_64 failed with a nonzero exit code. Command line:     cd /host

/host/spi-builder-workspace/Sources/EntwineTest/Common/DataStructures/LinkedListQueue.swift:36:12: warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 34 |     private var regular = Subnode.empty
 35 |     private var inverse = Subnode.empty
 36 |     private (set) var count = 0
    |            `- warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 37 |
 38 |     /// O(n) where n is the length of the sequence
/host/spi-builder-workspace/Sources/EntwineTest/Common/DataStructures/LinkedListStack.swift:32:12: warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 30 |     typealias Node = LinkedList<Element>
 31 |
 32 |     private (set) var node = Node.empty
    |            `- warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 33 |
 34 |     init<C: Collection>(_ elements: C) where C.Element == Element {
/host/spi-builder-workspace/Sources/EntwineTest/TestScheduler/VirtualTime.swift:80:31: error: cannot find type 'VirtualTimeInterval' in scope
 78 | extension VirtualTime: Strideable {
 79 |
 80 |     public typealias Stride = VirtualTimeInterval
    |                               `- error: cannot find type 'VirtualTimeInterval' in scope
 81 |
 82 |     public func distance(to other: VirtualTime) -> VirtualTimeInterval {
/host/spi-builder-workspace/Sources/EntwineTest/TestScheduler/VirtualTime.swift:82:52: error: cannot find type 'VirtualTimeInterval' in scope
 80 |     public typealias Stride = VirtualTimeInterval
 81 |
 82 |     public func distance(to other: VirtualTime) -> VirtualTimeInterval {
    |                                                    `- error: cannot find type 'VirtualTimeInterval' in scope
 83 |         .init(other._time - _time)
 84 |     }
/host/spi-builder-workspace/Sources/EntwineTest/TestScheduler/VirtualTime.swift:86:32: error: cannot find type 'VirtualTimeInterval' in scope
 84 |     }
 85 |
 86 |     public func advanced(by n: VirtualTimeInterval) -> VirtualTime {
    |                                `- error: cannot find type 'VirtualTimeInterval' in scope
 87 |         .init(_time + n._duration)
 88 |     }
/host/spi-builder-workspace/Sources/EntwineTest/TestScheduler/VirtualTime.swift:78:1: error: type 'VirtualTime' does not conform to protocol 'Strideable'
 76 | // MARK: - Strideable conformance
 77 |
 78 | extension VirtualTime: Strideable {
    | |- error: type 'VirtualTime' does not conform to protocol 'Strideable'
    | `- note: add stubs for conformance
 79 |
 80 |     public typealias Stride = VirtualTimeInterval
Swift.Strideable.Stride:2:16: note: protocol requires nested type 'Stride'
1 | protocol Strideable {
2 | associatedtype Stride : Comparable, SignedNumeric}
  |                `- note: protocol requires nested type 'Stride'
3 |
Failed frontend command:
/usr/bin/swift-frontend -frontend -emit-module -experimental-skip-non-inlinable-function-bodies-without-types /host/spi-builder-workspace/Sources/EntwineTest/Common/DataStructures/LinkedListQueue.swift /host/spi-builder-workspace/Sources/EntwineTest/Common/DataStructures/LinkedListStack.swift /host/spi-builder-workspace/Sources/EntwineTest/Common/DataStructures/PriorityQueue.swift /host/spi-builder-workspace/Sources/EntwineTest/Common/Utilities/SinkQueue.swift /host/spi-builder-workspace/Sources/EntwineTest/Deprecations.swift /host/spi-builder-workspace/Sources/EntwineTest/Signal+CustomDebugStringConvertible.swift /host/spi-builder-workspace/Sources/EntwineTest/TestEvent.swift /host/spi-builder-workspace/Sources/EntwineTest/TestScheduler/TestScheduler.swift /host/spi-builder-workspace/Sources/EntwineTest/TestScheduler/VirtualTime.swift /host/spi-builder-workspace/Sources/EntwineTest/TestScheduler/VirtualTimeInterval.swift /host/spi-builder-workspace/Sources/EntwineTest/TestSequence.swift /host/spi-builder-workspace/Sources/EntwineTest/TestablePublisher/TestablePublisher.swift /host/spi-builder-workspace/Sources/EntwineTest/TestableSubscriber/DemandLedger.swift /host/spi-builder-workspace/Sources/EntwineTest/TestableSubscriber/TestableSubscriber.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/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/DerivedSources-normal/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/DerivedSources/x86_64 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name EntwineTest -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/Objects-normal/x86_64/EntwineTest_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/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/Objects-normal/x86_64/Modules/EntwineTest.swiftdoc -emit-module-source-info-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/Objects-normal/x86_64/Modules/EntwineTest.swiftsourceinfo -emit-objc-header-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/Objects-normal/x86_64/EntwineTest-Swift.h -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/Objects-normal/x86_64/EntwineTest-primary-emit-module.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/Objects-normal/x86_64/EntwineTest-primary-emit-module.d -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Entwine.build/Debug-linux-x86_64/EntwineTest-t.build/Objects-normal/x86_64/Modules/EntwineTest.swiftmodule
/host/spi-builder-workspace/Sources/Entwine/Common/DataStructures/LinkedListQueue.swift:36:12: warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 34 |     private var regular = Subnode.empty
 35 |     private var inverse = Subnode.empty
 36 |     private (set) var count = 0
    |            `- warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 37 |
 38 |     /// O(n) where n is the length of the sequence
/host/spi-builder-workspace/Sources/Entwine/Common/DataStructures/LinkedListStack.swift:32:12: warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 30 |     typealias Node = LinkedList<Element>
 31 |
 32 |     private (set) var node = Node.empty
    |            `- warning: extraneous whitespace between attribute name and '('; this is an error in the Swift 6 language mode
 33 |
 34 |     init<C: Collection>(_ elements: C) where C.Element == Element {
error: Build failed
BUILD FAILURE 6.4 linux