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Build Information

Successful build of Mobius, reference master (74baa7), with Swift 6.0 for macOS (SPM) on 27 Mar 2026 03:28:02 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.69.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/spotify/Mobius.swift.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/spotify/Mobius.swift
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 74baa7e Merge pull request #209 from mjburghard/add-EmptyDisposable
Cloned https://github.com/spotify/Mobius.swift.git
Revision (git rev-parse @):
74baa7e07b86ae4c2673204a92230db397b8a6ae
SUCCESS checkout https://github.com/spotify/Mobius.swift.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/spotify/Mobius.swift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64
[1/1] Compiling plugin DefocusCommandPlugin
[2/2] Compiling plugin GenerateDoccReference
[3/3] Compiling plugin GenerateManual
[4/4] Compiling plugin LintCommandPlugin
[5/5] Compiling plugin LintError
[6/6] Compiling plugin LintWarning
Building for debugging...
[6/19] Write sources
[14/19] Write swift-version-5BDAB9E9C0126B9D.txt
[15/24] Compiling CwlMachBadInstructionHandler mach_excServer.c
[16/24] Compiling CwlCatchExceptionSupport CwlCatchException.m
[17/26] Compiling MobiusThrowableAssertion MobiusThrowableAssertion.m
[18/26] Compiling CwlMachBadInstructionHandler CwlMachBadInstructionHandler.m
[20/26] Compiling CasePaths CasePaths.swift
[21/26] Compiling CasePaths Operators.swift
[22/26] Compiling CasePaths CasePath.swift
[23/26] Emitting module CasePaths
[24/26] Compiling CasePaths EnumReflection.swift
[25/26] Emitting module CwlCatchException
[26/26] Compiling CwlCatchException CwlCatchException.swift
[27/60] Emitting module MobiusCore
[28/63] Compiling MobiusCore EnumRoute.swift
[29/63] Compiling MobiusCore ThreadSafeConnectable.swift
[30/63] Compiling MobiusCore AnyEventSource.swift
[31/63] Compiling MobiusCore CompositeDisposable.swift
[32/63] Compiling MobiusCore Disposable.swift
[33/63] Compiling MobiusCore EmptyDisposable.swift
[34/63] Compiling MobiusCore AsyncDispatchQueueConnectable.swift
[35/63] Compiling MobiusCore AsyncStartStopStateMachine.swift
[36/63] Compiling MobiusCore ConcurrentAccessDetector.swift
[37/63] Compiling MobiusCore Connectable.swift
[38/63] Compiling MobiusCore ConnectablePublisher.swift
[39/63] Compiling MobiusCore Connection.swift
[40/63] Compiling MobiusCore Consumer.swift
[41/63] Compiling MobiusCore AnonymousDisposable.swift
[42/63] Compiling MobiusCore Task+Disposable.swift
[43/63] Compiling MobiusCore EffectCallback.swift
[44/63] Compiling MobiusCore EffectExecutor.swift
[45/63] Compiling MobiusCore EffectHandler.swift
[46/63] Compiling MobiusCore EffectRouter.swift
[47/63] Compiling MobiusCore EffectRouterDSL.swift
[48/63] Compiling MobiusCore CompositeEventSourceBuilder.swift
[49/63] Compiling MobiusCore EventSource.swift
[50/63] Compiling MobiusCore First.swift
[51/63] Compiling MobiusCore Lock.swift
[52/63] Compiling MobiusCore LoggingAdaptors.swift
[53/63] Compiling MobiusCore Mobius.swift
[54/63] Compiling CwlPreconditionTesting CwlBadInstructionException.swift
[55/63] Emitting module CwlPreconditionTesting
[56/63] Compiling CwlPreconditionTesting CwlCatchBadInstruction.swift
[57/63] Compiling CwlPreconditionTesting CwlDarwinDefinitions.swift
[58/63] Compiling MobiusCore MobiusController.swift
[59/63] Compiling MobiusCore MobiusHooks.swift
[60/63] Compiling MobiusCore MobiusLogger.swift
[61/63] Compiling MobiusCore MobiusLoop.swift
[62/63] Compiling MobiusCore Next.swift
[63/63] Compiling MobiusCore WorkBag.swift
[64/129] Emitting module MobiusExtras
[65/129] Compiling MobiusExtras ConnectableContramap.swift
[66/129] Compiling MobiusExtras ConnectableMap.swift
[67/129] Compiling MobiusExtras Copyable.swift
[68/129] Compiling MobiusExtras SimpleLogger.swift
[69/129] Compiling MobiusExtras EventSourceMap.swift
[70/129] Compiling MobiusExtras BeginnerLoop.swift
[71/129] Compiling MobiusExtras ConnectableClass.swift
[72/129] Compiling MobiusTest UpdateSpec.swift
[73/129] Compiling MobiusTest NextMatchers.swift
[74/129] Compiling MobiusTest SimpleDiff.swift
[75/129] Emitting module MobiusTest
[76/129] Compiling MobiusTest DebugDiff.swift
[77/129] Emitting module Nimble
[78/134] Compiling MobiusTest FirstMatchers.swift
[79/134] Compiling MobiusTest InitSpec.swift
[80/134] Compiling MobiusTest MatcherUtils.swift
[81/134] Compiling Nimble ExceptionCapture.swift
[82/134] Compiling Nimble DSL+Wait.swift
[83/134] Compiling Nimble DSL.swift
[84/134] Compiling Nimble Expectation.swift
[85/134] Compiling Nimble ExpectationMessage.swift
[86/134] Compiling Nimble Expression.swift
[87/134] Compiling Nimble EndWith.swift
[88/134] Compiling Nimble Equal+Tuple.swift
[89/134] Compiling Nimble Equal.swift
[90/134] Compiling Nimble HaveCount.swift
[91/134] Compiling Nimble Match.swift
[92/134] Compiling Nimble BeginWith.swift
[93/134] Compiling Nimble BeginWithPrefix.swift
[94/134] Compiling Nimble Contain.swift
[95/134] Compiling Nimble ContainElementSatisfying.swift
[96/134] Compiling Nimble ElementsEqual.swift
[97/134] Compiling Nimble BeEmpty.swift
[98/134] Compiling Nimble BeGreaterThan.swift
[99/134] Compiling Nimble BeGreaterThanOrEqualTo.swift
[100/134] Compiling Nimble BeIdenticalTo.swift
[101/134] Compiling Nimble BeLessThan.swift
[102/134] Compiling Nimble BeLessThanOrEqual.swift
[103/134] Compiling Nimble AdapterProtocols.swift
[104/134] Compiling Nimble AssertionDispatcher.swift
[105/134] Compiling Nimble AssertionRecorder.swift
[106/134] Compiling Nimble NMBExpectation.swift
[107/134] Compiling Nimble NimbleEnvironment.swift
[108/134] Compiling Nimble NimbleXCTestHandler.swift
[109/134] Compiling Nimble SatisfyAllOf.swift
[110/134] Compiling Nimble SatisfyAnyOf.swift
[111/134] Compiling Nimble ThrowAssertion.swift
[112/134] Compiling Nimble ThrowError.swift
[113/134] Compiling Nimble ToSucceed.swift
[114/134] Compiling Nimble FailureMessage.swift
[115/134] Compiling Nimble AllPass.swift
[116/134] Compiling Nimble Async.swift
[117/134] Compiling Nimble BeAKindOf.swift
[118/134] Compiling Nimble BeAnInstanceOf.swift
[119/134] Compiling Nimble BeCloseTo.swift
[120/134] Compiling Nimble BeLogical.swift
[121/134] Compiling Nimble BeNil.swift
[122/134] Compiling Nimble BeResult.swift
[123/134] Compiling Nimble BeVoid.swift
[124/134] Compiling Nimble BeWithin.swift
[125/134] Compiling Nimble MatchError.swift
[126/134] Compiling Nimble MatcherProtocols.swift
[127/134] Compiling Nimble PostNotification.swift
[128/134] Compiling Nimble Predicate.swift
[129/134] Compiling Nimble RaisesException.swift
[130/134] Compiling Nimble Await.swift
[131/134] Compiling Nimble DispatchTimeInterval.swift
[132/134] Compiling Nimble Errors.swift
[133/134] Compiling Nimble SourceLocation.swift
[134/134] Compiling Nimble Stringers.swift
[135/137] Emitting module MobiusNimble
[136/137] Compiling MobiusNimble NimbleNextMatchers.swift
[137/137] Compiling MobiusNimble NimbleFirstMatchers.swift
Build complete! (36.76s)
Fetching https://github.com/pointfreeco/swift-case-paths
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[4088/39292] Fetching swift-case-paths, quick, nimble
Fetched https://github.com/Quick/Quick from cache (1.85s)
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Computing version for https://github.com/Quick/Nimble
Computed https://github.com/Quick/Nimble at 10.0.0 (0.59s)
Fetching https://github.com/mattgallagher/CwlPreconditionTesting.git
[1/1257] Fetching cwlpreconditiontesting
Fetched https://github.com/mattgallagher/CwlPreconditionTesting.git from cache (0.74s)
Computing version for https://github.com/pointfreeco/swift-case-paths
Computed https://github.com/pointfreeco/swift-case-paths at 0.10.1 (0.57s)
Computing version for https://github.com/mattgallagher/CwlPreconditionTesting.git
Computed https://github.com/mattgallagher/CwlPreconditionTesting.git at 2.2.2 (0.56s)
Fetching https://github.com/mattgallagher/CwlCatchException.git
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Computing version for https://github.com/apple/swift-algorithms.git
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Computing version for https://github.com/apple/swift-numerics.git
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Computed https://github.com/apple/swift-argument-parser.git at 1.7.1 (0.49s)
Creating working copy for https://github.com/mattgallagher/CwlCatchException.git
Working copy of https://github.com/mattgallagher/CwlCatchException.git resolved at 2.2.1
Creating working copy for https://github.com/Quick/Quick
Working copy of https://github.com/Quick/Quick resolved at 7.6.2
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Working copy of https://github.com/mattgallagher/CwlPreconditionTesting.git resolved at 2.2.2
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Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.7.1
Creating working copy for https://github.com/apple/swift-algorithms.git
Working copy of https://github.com/apple/swift-algorithms.git resolved at 1.2.1
Creating working copy for https://github.com/pointfreeco/swift-case-paths
Working copy of https://github.com/pointfreeco/swift-case-paths resolved at 0.10.1
Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.1.1
warning: 'quick': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
    /Users/admin/builder/spi-builder-workspace/.build/checkouts/Quick/Sources/Quick/PrivacyInfo.xcprivacy
Build complete.
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}
Done.