Swift Package IndexBuild Information
Failed to build SwiftExecutors, reference main (213eff), with Swift 6.3 for Linux on 13 Oct 2026 08:45:17 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344849-2":/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-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
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RunAll
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Builder version: 5.1.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/Kosikowski/swift-executors.git
Reference: main
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
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hint: of your new repositories, which will suppress this warning, call:
hint:
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From https://github.com/Kosikowski/swift-executors
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 213eff4 Migrate to Swift 6.2+ and fix ThreadExecutor (v0.2.0) (#4)
Cloned https://github.com/Kosikowski/swift-executors.git
Revision (git rev-parse @):
213eff4cd741ab87444c24a3fe7f1379e10d7d2c
SUCCESS checkout https://github.com/Kosikowski/swift-executors.git at main
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Build
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Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/Kosikowski/swift-executors.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344849-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from saguaro1/spi-images
Digest: sha256:3ca70b9b8664d81efdd98fa96053b1e7cad14580e7715018d5ab4380e807ba72
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.3-latest
Building for debugging...
[0/7] Write sources
[2/7] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/11] Compiling SwiftExecutors DispatchQueueTaskExecutor.swift
[5/11] Compiling SwiftExecutors QueueTaskExecutor.swift
[6/11] Emitting module SwiftExecutors
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:58:29: error: cannot find type 'CFRunLoop' in scope
56 | /// Exposes the run loop for testing purposes only.
57 | @_spi(ThreadExecutorTesting)
58 | public var testRunLoop: CFRunLoop {
| `- error: cannot find type 'CFRunLoop' in scope
59 | worker.runLoop
60 | }
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:190:31: error: cannot find type 'CFRunLoop' in scope
188 | }
189 |
190 | private(set) var runLoop: CFRunLoop!
| `- error: cannot find type 'CFRunLoop' in scope
191 | private(set) var threadID: pthread_t!
192 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:195:25: error: cannot find type 'CFRunLoopSource' in scope
193 | /// Signalled while jobs are waiting; its callout runs them. Being a
194 | /// source, it also keeps the run loop from finishing while it is idle.
195 | private var source: CFRunLoopSource!
| `- error: cannot find type 'CFRunLoopSource' in scope
196 |
197 | private let ready = DispatchSemaphore(value: 0)
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:375:38: error: cannot find type 'CFRunLoopActivity' in scope
373 |
374 | /// Tracks how deeply the run loop is nested, and stops it when asked.
375 | private func observe(_ activity: CFRunLoopActivity) {
| `- error: cannot find type 'CFRunLoopActivity' in scope
376 | switch activity {
377 | case .entry:
[7/11] Compiling SwiftExecutors ThreadExecutor.swift
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:58:29: error: cannot find type 'CFRunLoop' in scope
56 | /// Exposes the run loop for testing purposes only.
57 | @_spi(ThreadExecutorTesting)
58 | public var testRunLoop: CFRunLoop {
| `- error: cannot find type 'CFRunLoop' in scope
59 | worker.runLoop
60 | }
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:190:31: error: cannot find type 'CFRunLoop' in scope
188 | }
189 |
190 | private(set) var runLoop: CFRunLoop!
| `- error: cannot find type 'CFRunLoop' in scope
191 | private(set) var threadID: pthread_t!
192 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:195:25: error: cannot find type 'CFRunLoopSource' in scope
193 | /// Signalled while jobs are waiting; its callout runs them. Being a
194 | /// source, it also keeps the run loop from finishing while it is idle.
195 | private var source: CFRunLoopSource!
| `- error: cannot find type 'CFRunLoopSource' in scope
196 |
197 | private let ready = DispatchSemaphore(value: 0)
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:375:38: error: cannot find type 'CFRunLoopActivity' in scope
373 |
374 | /// Tracks how deeply the run loop is nested, and stops it when asked.
375 | private func observe(_ activity: CFRunLoopActivity) {
| `- error: cannot find type 'CFRunLoopActivity' in scope
376 | switch activity {
377 | case .entry:
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:228:19: error: cannot find 'CFRunLoopGetCurrent' in scope
226 | /// The worker thread's body.
227 | func run() {
228 | runLoop = CFRunLoopGetCurrent()
| `- error: cannot find 'CFRunLoopGetCurrent' in scope
229 | threadID = pthread_self()
230 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:234:23: error: cannot find 'CFRunLoopSourceContext' in scope
232 | // call back once the worker is gone: it is invalidated before
233 | // `run()` returns.
234 | var context = CFRunLoopSourceContext()
| `- error: cannot find 'CFRunLoopSourceContext' in scope
235 | context.info = Unmanaged.passUnretained(self).toOpaque()
236 | context.perform = { info in
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:239:18: error: cannot find 'CFRunLoopSourceCreate' in scope
237 | Unmanaged<Worker>.fromOpaque(info!).takeUnretainedValue().drain()
238 | }
239 | source = CFRunLoopSourceCreate(kCFAllocatorDefault, 0, &context)
| `- error: cannot find 'CFRunLoopSourceCreate' in scope
240 | CFRunLoopAddSource(runLoop, source, .defaultMode)
241 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:239:40: error: cannot find 'kCFAllocatorDefault' in scope
237 | Unmanaged<Worker>.fromOpaque(info!).takeUnretainedValue().drain()
238 | }
239 | source = CFRunLoopSourceCreate(kCFAllocatorDefault, 0, &context)
| `- error: cannot find 'kCFAllocatorDefault' in scope
240 | CFRunLoopAddSource(runLoop, source, .defaultMode)
241 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:240:9: error: cannot find 'CFRunLoopAddSource' in scope
238 | }
239 | source = CFRunLoopSourceCreate(kCFAllocatorDefault, 0, &context)
240 | CFRunLoopAddSource(runLoop, source, .defaultMode)
| `- error: cannot find 'CFRunLoopAddSource' in scope
241 |
242 | let activities: CFRunLoopActivity = [.entry, .beforeSources, .beforeWaiting, .exit]
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:240:46: error: cannot infer contextual base in reference to member 'defaultMode'
238 | }
239 | source = CFRunLoopSourceCreate(kCFAllocatorDefault, 0, &context)
240 | CFRunLoopAddSource(runLoop, source, .defaultMode)
| `- error: cannot infer contextual base in reference to member 'defaultMode'
241 |
242 | let activities: CFRunLoopActivity = [.entry, .beforeSources, .beforeWaiting, .exit]
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:242:25: error: cannot find type 'CFRunLoopActivity' in scope
240 | CFRunLoopAddSource(runLoop, source, .defaultMode)
241 |
242 | let activities: CFRunLoopActivity = [.entry, .beforeSources, .beforeWaiting, .exit]
| `- error: cannot find type 'CFRunLoopActivity' in scope
243 | let observer = CFRunLoopObserverCreateWithHandler(kCFAllocatorDefault, activities.rawValue, true, 0) { _, activity in
244 | self.observe(activity)
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:243:24: error: cannot find 'CFRunLoopObserverCreateWithHandler' in scope
241 |
242 | let activities: CFRunLoopActivity = [.entry, .beforeSources, .beforeWaiting, .exit]
243 | let observer = CFRunLoopObserverCreateWithHandler(kCFAllocatorDefault, activities.rawValue, true, 0) { _, activity in
| `- error: cannot find 'CFRunLoopObserverCreateWithHandler' in scope
244 | self.observe(activity)
245 | }
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:243:59: error: cannot find 'kCFAllocatorDefault' in scope
241 |
242 | let activities: CFRunLoopActivity = [.entry, .beforeSources, .beforeWaiting, .exit]
243 | let observer = CFRunLoopObserverCreateWithHandler(kCFAllocatorDefault, activities.rawValue, true, 0) { _, activity in
| `- error: cannot find 'kCFAllocatorDefault' in scope
244 | self.observe(activity)
245 | }
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:246:9: error: cannot find 'CFRunLoopAddObserver' in scope
244 | self.observe(activity)
245 | }
246 | CFRunLoopAddObserver(runLoop, observer, .defaultMode)
| `- error: cannot find 'CFRunLoopAddObserver' in scope
247 |
248 | ready.signal()
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:246:50: error: cannot infer contextual base in reference to member 'defaultMode'
244 | self.observe(activity)
245 | }
246 | CFRunLoopAddObserver(runLoop, observer, .defaultMode)
| `- error: cannot infer contextual base in reference to member 'defaultMode'
247 |
248 | ready.signal()
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:253:13: error: cannot find 'CFRunLoopRun' in scope
251 | // CFRunLoopStop(); only stopIfRequested() may end the thread.
252 | while !isStopped {
253 | CFRunLoopRun()
| `- error: cannot find 'CFRunLoopRun' in scope
254 | }
255 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:258:9: error: cannot find 'CFRunLoopObserverInvalidate' in scope
256 | // Nothing calls into the worker once these are gone, and nothing
257 | // left on the run loop refers to it.
258 | CFRunLoopObserverInvalidate(observer)
| `- error: cannot find 'CFRunLoopObserverInvalidate' in scope
259 | CFRunLoopSourceInvalidate(source)
260 | }
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:259:9: error: cannot find 'CFRunLoopSourceInvalidate' in scope
257 | // left on the run loop refers to it.
258 | CFRunLoopObserverInvalidate(observer)
259 | CFRunLoopSourceInvalidate(source)
| `- error: cannot find 'CFRunLoopSourceInvalidate' in scope
260 | }
261 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:282:9: error: cannot find 'CFRunLoopSourceSignal' in scope
280 | guard wasIdle, !(isCurrentThread && isDraining && !allowsNestedJobs) else { return }
281 |
282 | CFRunLoopSourceSignal(source)
| `- error: cannot find 'CFRunLoopSourceSignal' in scope
283 | // In case the run-loop is napping, prod it so it wakes up soon.
284 | CFRunLoopWakeUp(runLoop)
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:284:9: error: cannot find 'CFRunLoopWakeUp' in scope
282 | CFRunLoopSourceSignal(source)
283 | // In case the run-loop is napping, prod it so it wakes up soon.
284 | CFRunLoopWakeUp(runLoop)
| `- error: cannot find 'CFRunLoopWakeUp' in scope
285 | }
286 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:303:17: error: cannot find 'CFRunLoopSourceSignal' in scope
301 | }
302 | if hasWaiting {
303 | CFRunLoopSourceSignal(source)
| `- error: cannot find 'CFRunLoopSourceSignal' in scope
304 | }
305 | }
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:313:9: error: cannot find 'CFRunLoopSourceSignal' in scope
311 | stopRequested.store(true, ordering: .releasing)
312 | // Guarantees the run loop another pass, in which stopIfRequested() runs.
313 | CFRunLoopSourceSignal(source)
| `- error: cannot find 'CFRunLoopSourceSignal' in scope
314 | CFRunLoopWakeUp(runLoop)
315 | }
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:314:9: error: cannot find 'CFRunLoopWakeUp' in scope
312 | // Guarantees the run loop another pass, in which stopIfRequested() runs.
313 | CFRunLoopSourceSignal(source)
314 | CFRunLoopWakeUp(runLoop)
| `- error: cannot find 'CFRunLoopWakeUp' in scope
315 | }
316 |
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:367:13: error: cannot find 'CFRunLoopSourceSignal' in scope
365 | // This callout is still running, so the run loop polls rather
366 | // than sleeps before its next pass: no need to wake it up.
367 | CFRunLoopSourceSignal(source)
| `- error: cannot find 'CFRunLoopSourceSignal' in scope
368 | }
369 | // Dropping the last reference to the executor runs its deinit here,
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:384:17: error: cannot find 'CFRunLoopWakeUp' in scope
382 | // another pass if this nested run was started from an observer.
383 | if depth == 1, stopRequested.load(ordering: .acquiring) {
384 | CFRunLoopWakeUp(runLoop)
| `- error: cannot find 'CFRunLoopWakeUp' in scope
385 | }
386 | default:
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:403:13: error: cannot find 'CFRunLoopStop' in scope
401 | if depth == 1 {
402 | isStopped = true
403 | CFRunLoopStop(runLoop)
| `- error: cannot find 'CFRunLoopStop' in scope
404 | } else if !hasStoppedNestedRun {
405 | hasStoppedNestedRun = true
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:406:13: error: cannot find 'CFRunLoopStop' in scope
404 | } else if !hasStoppedNestedRun {
405 | hasStoppedNestedRun = true
406 | CFRunLoopStop(runLoop)
| `- error: cannot find 'CFRunLoopStop' in scope
407 | }
408 | }
/host/spi-builder-workspace/Sources/SwiftExecutors/ThreadExecutor.swift:414:16: error: cannot find 'qos_class_self' in scope
412 | /// The quality of service of the calling thread.
413 | static var currentQoS: QualityOfService {
414 | switch qos_class_self() {
| `- error: cannot find 'qos_class_self' in scope
415 | case QOS_CLASS_USER_INTERACTIVE: .userInteractive
416 | case QOS_CLASS_USER_INITIATED: .userInitiated
BUILD FAILURE 6.3 linux