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Build Information

Successful build of Futures, reference 0.1.2 (374088), with Swift 6.4 for Linux on 16 Sep 2026 00:34:54 UTC.

Swift 6 data race errors: 0

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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/dfunckt/swift-futures.git
Reference: 0.1.2
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/dfunckt/swift-futures
 * tag               0.1.2      -> FETCH_HEAD
HEAD is now at 374088d Revert "Simplify ReadyQueue node implementation"
Cloned https://github.com/dfunckt/swift-futures.git
Revision (git rev-parse @):
374088daeb749d19b89f81955984e2230bcbeaad
SUCCESS checkout https://github.com/dfunckt/swift-futures.git at 0.1.2
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.4
Building package at path:  $PWD
https://github.com/dfunckt/swift-futures.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$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 / 183]
[Describing: 174 / 366]
[47 / 70] FuturesSync
[53 / 71] FuturesSync
[57 / 80] FuturesSync
[61 / 80] Futures
[62 / 81] FuturesSync
[63 / 81] Futures
/host/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
33 |         _base = .init(base: base) {
34 |             // swiftlint:disable:next force_cast
35 |             $0._makeResult().mapError { $0 as! Failure }
   |                                       | `- warning: will never be executed
   |                                       `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
36 |         }
37 |     }
/host/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
23 |                 $0.mapError {
24 |                     // swiftlint:disable:next force_cast
25 |                     $0.mapError { $0 as! Failure }
   |                                 | `- warning: will never be executed
   |                                 `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
26 |                 }
27 |             }
/host/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
33 |                 $0.mapError {
34 |                     // swiftlint:disable:next force_cast
35 |                     $0.mapError { $0 as! Failure }
   |                                 | `- warning: will never be executed
   |                                 `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
36 |                 }
37 |             }
/host/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
43 |                 $0.mapError {
44 |                     // swiftlint:disable:next force_cast
45 |                     $0.mapError { $0 as! Failure }
   |                                 | `- warning: will never be executed
   |                                 `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
46 |                 }
47 |             }
[66 / 81] Futures
/host/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
 18 |         var rawValue: AtomicUInt.RawValue
 19 |
 20 |         static let waiting = State(rawValue: 0)
    |                    |- warning: static property 'waiting' produces an empty option set
    |                    `- note: use [] to silence this warning
 21 |         static let registering = State(rawValue: 1)
 22 |         static let notifying = State(rawValue: 2)
/host/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
33 |         _base = .init(base: base) {
34 |             // swiftlint:disable:next force_cast
35 |             $0._makeResult().mapError { $0 as! Failure }
   |                                       | `- warning: will never be executed
   |                                       `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
36 |         }
37 |     }
/host/spi-builder-workspace/Sources/Futures/Executor.swift:166:9: warning: no calls to throwing functions occur within 'try' expression [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker\UnnecessaryEffectMarker]8;;\]
164 |     @inlinable
165 |     public func submit<F: FutureProtocol>(_ future: F) where F.Output == Result<Void, Failure> {
166 |         try! trySubmit(future.ignoreOutput()).get() // swiftlint:disable:this force_try
    |         `- warning: no calls to throwing functions occur within 'try' expression [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker\UnnecessaryEffectMarker]8;;\]
167 |     }
168 |
/host/spi-builder-workspace/Sources/Futures/Executor.swift:171:9: warning: no calls to throwing functions occur within 'try' expression [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker\UnnecessaryEffectMarker]8;;\]
169 |     @inlinable
170 |     public func submit<S: StreamProtocol>(_ stream: S) where S.Output == Result<Void, Failure> {
171 |         try! trySubmit(stream.ignoreOutput()).get() // swiftlint:disable:this force_try
    |         `- warning: no calls to throwing functions occur within 'try' expression [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker\UnnecessaryEffectMarker]8;;\]
172 |     }
173 | }
[#UnnecessaryEffectMarker]: <https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker>
[66 / 82] Futures
/host/spi-builder-workspace/Sources/Futures/Executor.swift:166:9: warning: no calls to throwing functions occur within 'try' expression [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker\UnnecessaryEffectMarker]8;;\]
164 |     @inlinable
165 |     public func submit<F: FutureProtocol>(_ future: F) where F.Output == Result<Void, Failure> {
166 |         try! trySubmit(future.ignoreOutput()).get() // swiftlint:disable:this force_try
    |         `- warning: no calls to throwing functions occur within 'try' expression [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker\UnnecessaryEffectMarker]8;;\]
167 |     }
168 |
/host/spi-builder-workspace/Sources/Futures/Executor.swift:171:9: warning: no calls to throwing functions occur within 'try' expression [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker\UnnecessaryEffectMarker]8;;\]
169 |     @inlinable
170 |     public func submit<S: StreamProtocol>(_ stream: S) where S.Output == Result<Void, Failure> {
171 |         try! trySubmit(stream.ignoreOutput()).get() // swiftlint:disable:this force_try
    |         `- warning: no calls to throwing functions occur within 'try' expression [#]8;;https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker\UnnecessaryEffectMarker]8;;\]
172 |     }
173 | }
/host/spi-builder-workspace/Sources/Futures/Internal/AtomicWaker.swift:20:20: warning: static property 'waiting' produces an empty option set
 18 |         var rawValue: AtomicUInt.RawValue
 19 |
 20 |         static let waiting = State(rawValue: 0)
    |                    |- warning: static property 'waiting' produces an empty option set
    |                    `- note: use [] to silence this warning
 21 |         static let registering = State(rawValue: 1)
 22 |         static let notifying = State(rawValue: 2)
/host/spi-builder-workspace/Sources/Futures/Future/SetFailureTypeFuture.swift:35:41: warning: will never be executed
33 |         _base = .init(base: base) {
34 |             // swiftlint:disable:next force_cast
35 |             $0._makeResult().mapError { $0 as! Failure }
   |                                       | `- warning: will never be executed
   |                                       `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
36 |         }
37 |     }
/host/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:25:35: warning: will never be executed
23 |                 $0.mapError {
24 |                     // swiftlint:disable:next force_cast
25 |                     $0.mapError { $0 as! Failure }
   |                                 | `- warning: will never be executed
   |                                 `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
26 |                 }
27 |             }
/host/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:35:35: warning: will never be executed
33 |                 $0.mapError {
34 |                     // swiftlint:disable:next force_cast
35 |                     $0.mapError { $0 as! Failure }
   |                                 | `- warning: will never be executed
   |                                 `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
36 |                 }
37 |             }
/host/spi-builder-workspace/Sources/Futures/Sink/SetFailureTypeSink.swift:45:35: warning: will never be executed
43 |                 $0.mapError {
44 |                     // swiftlint:disable:next force_cast
45 |                     $0.mapError { $0 as! Failure }
   |                                 | `- warning: will never be executed
   |                                 `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
46 |                 }
47 |             }
/host/spi-builder-workspace/Sources/Futures/Stream/SetFailureTypeStream.swift:35:41: warning: will never be executed
33 |         _base = .init(base: base) {
34 |             // swiftlint:disable:next force_cast
35 |             $0._makeResult().mapError { $0 as! Failure }
   |                                       | `- warning: will never be executed
   |                                       `- note: '$0' is of type 'Never' which cannot be constructed because it is an enum with no cases
36 |         }
37 |     }
[#UnnecessaryEffectMarker]: <https://docs.swift.org/compiler/documentation/diagnostics/unnecessary-effect-marker>
[82 / 90] Futures
[83 / 90] FuturesTestSupport
[88 / 90] FuturesTestSupport
[89 / 91] FuturesTestSupport
Build complete! (8.05 secs)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Futures",
  "name" : "Futures",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
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    }
  ],
  "products" : [
    {
      "name" : "Futures",
      "targets" : [
        "Futures"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    },
    {
      "name" : "FuturesSync",
      "targets" : [
        "FuturesSync"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FuturesTests",
      "module_type" : "SwiftTarget",
      "name" : "FuturesTests",
      "path" : "Tests/FuturesTests",
      "sources" : [
        "ChannelTests.swift",
        "ExecutorTests.swift",
        "FutureTests.swift",
        "ReadmeTests.swift",
        "StreamTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "Futures",
        "FuturesTestSupport"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FuturesTestSupport",
      "module_type" : "SwiftTarget",
      "name" : "FuturesTestSupport",
      "path" : "Sources/FuturesTestSupport",
      "sources" : [
        "Assert.swift",
        "Future.swift",
        "Module.swift",
        "Stream.swift",
        "TestCase.swift",
        "TestError.swift"
      ],
      "target_dependencies" : [
        "Futures",
        "FuturesSync"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FuturesSyncTests",
      "module_type" : "SwiftTarget",
      "name" : "FuturesSyncTests",
      "path" : "Tests/FuturesSyncTests",
      "sources" : [
        "AtomicQueueTests.swift",
        "AtomicRefTests.swift",
        "AtomicValueTests.swift",
        "LockingTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "FuturesSync",
        "FuturesTestSupport"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FuturesSync",
      "module_type" : "SwiftTarget",
      "name" : "FuturesSync",
      "path" : "Sources/FuturesSync",
      "product_memberships" : [
        "Futures",
        "FuturesSync"
      ],
      "sources" : [
        "Atomic.swift",
        "Atomic/AtomicEnum.swift",
        "Atomic/AtomicRef.swift",
        "Atomic/AtomicValue.swift",
        "AtomicQueue.swift",
        "AtomicQueue/AtomicMPMCQueue.swift",
        "AtomicQueue/AtomicMPSCQueue.swift",
        "AtomicQueue/AtomicQueueBuffer.swift",
        "AtomicQueue/AtomicSPMCQueue.swift",
        "AtomicQueue/AtomicSPSCQueue.swift",
        "AtomicQueue/AtomicUnboundedMPSCQueue.swift",
        "AtomicQueue/AtomicUnboundedSPSCQueue.swift",
        "Backoff.swift",
        "Locking.swift",
        "Locking/PosixLock.swift",
        "Locking/SpinLock.swift",
        "Locking/UnfairLock.swift",
        "Private.swift"
      ],
      "target_dependencies" : [
        "FuturesPrivate"
      ],
      "type" : "library"
    },
    {
      "c99name" : "FuturesPrivate",
      "module_type" : "ClangTarget",
      "name" : "FuturesPrivate",
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      "product_memberships" : [
        "Futures",
        "FuturesSync"
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      "sources" : [
        "Private.c"
      ],
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    },
    {
      "c99name" : "Futures",
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      "product_memberships" : [
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      ],
      "sources" : [
        "Cancellable.swift",
        "Channel.swift",
        "Channel/ChannelImpl.swift",
        "Channel/ChannelMPSCBufferBounded.swift",
        "Channel/ChannelMPSCBufferUnbounded.swift",
        "Channel/ChannelMPSCPark.swift",
        "Channel/ChannelSPSCBufferBounded.swift",
        "Channel/ChannelSPSCBufferUnbounded.swift",
        "Channel/ChannelSPSCPark.swift",
        "Channel/ChannelSlotBounded.swift",
        "Channel/ChannelSlotUnbounded.swift",
        "Either.swift",
        "Executor.swift",
        "Executor/QueueExecutor.swift",
        "Executor/RunLoopExecutor.swift",
        "Executor/ThreadExecutor.swift",
        "Extensions.swift",
        "Future.swift",
        "Future/AbortFuture.swift",
        "Future/AssertNoErrorFuture.swift",
        "Future/BreakpointFuture.swift",
        "Future/CatchErrorFuture.swift",
        "Future/FlatMapFuture.swift",
        "Future/FlattenFuture.swift",
        "Future/FlattenResultFuture.swift",
        "Future/FutureStream.swift",
        "Future/HandleEventsFuture.swift",
        "Future/IgnoreOutputFuture.swift",
        "Future/JoinAllFuture.swift",
        "Future/JoinFuture+Arity.swift",
        "Future/JoinFuture.swift",
        "Future/LazyFuture.swift",
        "Future/MapFuture.swift",
        "Future/MapKeyPathFuture+Arity.swift",
        "Future/MapKeyPathFuture.swift",
        "Future/MapResultFuture.swift",
        "Future/MatchEitherFuture.swift",
        "Future/MatchOptionalFuture.swift",
        "Future/MatchResultFuture.swift",
        "Future/NeverFuture.swift",
        "Future/PeekFuture.swift",
        "Future/PollOnFuture.swift",
        "Future/PrintFuture.swift",
        "Future/ReadyFuture.swift",
        "Future/ReferenceFuture.swift",
        "Future/ReplaceErrorFuture.swift",
        "Future/ReplaceOutputFuture.swift",
        "Future/SelectAnyFuture.swift",
        "Future/SelectFuture.swift",
        "Future/SetFailureTypeFuture.swift",
        "Future/ThenFuture.swift",
        "Future/TryLazyFuture.swift",
        "Future/TryMapFuture.swift",
        "Internal/AdaptiveQueue.swift",
        "Internal/AtomicWaker.swift",
        "Internal/CircularBuffer.swift",
        "Internal/Private.swift",
        "Internal/TaskRunner.swift",
        "Internal/TaskScheduler.swift",
        "Internal/ThreadLocal.swift",
        "Poll.swift",
        "Promise.swift",
        "Result.swift",
        "Sink.swift",
        "Sink/AssertNoErrorSink.swift",
        "Sink/BlockingSink.swift",
        "Sink/BufferSink.swift",
        "Sink/CollectSink.swift",
        "Sink/FlatMapSink.swift",
        "Sink/MapErrorSink.swift",
        "Sink/MapSink.swift",
        "Sink/SetFailureTypeSink.swift",
        "Sink/SinkCloseFuture.swift",
        "Sink/SinkFlushFuture.swift",
        "Sink/SinkSendAllFuture.swift",
        "Sink/SinkSendFuture.swift",
        "Stream.swift",
        "Stream/AbortStream.swift",
        "Stream/AssertNoErrorStream.swift",
        "Stream/BreakpointStream.swift",
        "Stream/BufferStream.swift",
        "Stream/CatchErrorStream.swift",
        "Stream/CompactMapStream.swift",
        "Stream/CompleteOnErrorStream.swift",
        "Stream/ConcatenateStream.swift",
        "Stream/DropStream.swift",
        "Stream/DropUntilOutputStream.swift",
        "Stream/DropWhileStream.swift",
        "Stream/EmptyStream.swift",
        "Stream/EnumerateStream.swift",
        "Stream/FilterStream.swift",
        "Stream/FlatMapStream.swift",
        "Stream/FlattenResultStream.swift",
        "Stream/FlattenStream.swift",
        "Stream/ForEachStream.swift",
        "Stream/GenerateStream.swift",
        "Stream/HandleEventsStream.swift",
        "Stream/JoinStream+Arity.swift",
        "Stream/JoinStream.swift",
        "Stream/JustStream.swift",
        "Stream/LatestStream.swift",
        "Stream/LazyStream.swift",
        "Stream/MapKeyPathStream+Arity.swift",
        "Stream/MapKeyPathStream.swift",
        "Stream/MapResultStream.swift",
        "Stream/MapStream.swift",
        "Stream/MatchEitherStream.swift",
        "Stream/MatchOptionalStream.swift",
        "Stream/MatchResultStream.swift",
        "Stream/MergeAllStream.swift",
        "Stream/MergeStream+Arity.swift",
        "Stream/MergeStream.swift",
        "Stream/MulticastStream.swift",
        "Stream/NeverStream.swift",
        "Stream/OptionalStream.swift",
        "Stream/OutputStream.swift",
        "Stream/PollOnStream.swift",
        "Stream/PrefixStream.swift",
        "Stream/PrefixUntilOutputStream.swift",
        "Stream/PrefixWhileStream.swift",
        "Stream/PrintStream.swift",
        "Stream/ReferenceStream.swift",
        "Stream/RemoveDuplicatesStream.swift",
        "Stream/RepeatStream.swift",
        "Stream/ReplaceEmptyStream.swift",
        "Stream/ReplaceErrorStream.swift",
        "Stream/ScanStream.swift",
        "Stream/SequenceStream.swift",
        "Stream/SetFailureTypeStream.swift",
        "Stream/ShareStream.swift",
        "Stream/StreamAllSatisfyFuture.swift",
        "Stream/StreamContainsFuture.swift",
        "Stream/StreamContainsWhereFuture.swift",
        "Stream/StreamFirstFuture.swift",
        "Stream/StreamFirstWhereFuture.swift",
        "Stream/StreamForwardFuture.swift",
        "Stream/StreamFuture.swift",
        "Stream/StreamLastFuture.swift",
        "Stream/StreamLastWhereFuture.swift",
        "Stream/StreamReduceFuture.swift",
        "Stream/StreamReduceIntoFuture.swift",
        "Stream/StreamReplayBuffer.swift",
        "Stream/SwitchToLatestStream.swift",
        "Stream/TryMapStream.swift",
        "Stream/UnfoldStream.swift",
        "Stream/YieldStream.swift",
        "Stream/ZipStream+Arity.swift",
        "Stream/ZipStream.swift",
        "Task.swift"
      ],
      "target_dependencies" : [
        "FuturesSync"
      ],
      "type" : "library"
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  ],
  "tools_version" : "5.0"
}
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
Done.