Swift Package IndexBuild Information
Failed to build Mobius, reference master (74baa7), with Swift 6.1 for Wasm on 27 Mar 2026 03:32:03 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1Build 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 /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/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: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/spotify/Mobius.swift.git
https://github.com/spotify/Mobius.swift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
"dependencies" : [
{
"identity" : "swift-case-paths",
"requirement" : {
"range" : [
{
"lower_bound" : "0.10.1",
"upper_bound" : "0.11.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/pointfreeco/swift-case-paths"
},
{
"identity" : "nimble",
"requirement" : {
"range" : [
{
"lower_bound" : "10.0.0",
"upper_bound" : "11.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Quick/Nimble"
},
{
"identity" : "quick",
"requirement" : {
"range" : [
{
"lower_bound" : "7.0.0",
"upper_bound" : "8.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/Quick/Quick"
}
],
"manifest_display_name" : "Mobius",
"name" : "Mobius",
"path" : "/host/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "10.0"
},
{
"name" : "macos",
"version" : "10.12"
},
{
"name" : "tvos",
"version" : "10.0"
},
{
"name" : "watchos",
"version" : "3.0"
}
],
"products" : [
{
"name" : "MobiusCore",
"targets" : [
"MobiusCore"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "MobiusExtras",
"targets" : [
"MobiusExtras"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "MobiusNimble",
"targets" : [
"MobiusNimble"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "MobiusTest",
"targets" : [
"MobiusTest"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"swift_languages_versions" : [
"5"
],
"targets" : [
{
"c99name" : "MobiusThrowableAssertion",
"module_type" : "ClangTarget",
"name" : "MobiusThrowableAssertion",
"path" : "MobiusThrowableAssertion/Source",
"sources" : [
"MobiusThrowableAssertion.m"
],
"type" : "library"
},
{
"c99name" : "MobiusTestTests",
"module_type" : "SwiftTarget",
"name" : "MobiusTestTests",
"path" : "MobiusTest/Test",
"product_dependencies" : [
"Nimble",
"Quick"
],
"sources" : [
"DebugDiffTests.swift",
"FirstMatchersTests.swift",
"InitSpecTests.swift",
"NextMatchersTests.swift",
"TestUtil.swift",
"UpdateSpecTests.swift"
],
"target_dependencies" : [
"MobiusTest"
],
"type" : "test"
},
{
"c99name" : "MobiusTest",
"module_type" : "SwiftTarget",
"name" : "MobiusTest",
"path" : "MobiusTest/Source",
"product_memberships" : [
"MobiusNimble",
"MobiusTest"
],
"sources" : [
"DebugDiff.swift",
"FirstMatchers.swift",
"InitSpec.swift",
"MatcherUtils.swift",
"NextMatchers.swift",
"SimpleDiff.swift",
"UpdateSpec.swift"
],
"target_dependencies" : [
"MobiusCore"
],
"type" : "library"
},
{
"c99name" : "MobiusNimbleTests",
"module_type" : "SwiftTarget",
"name" : "MobiusNimbleTests",
"path" : "MobiusNimble/Test",
"product_dependencies" : [
"Quick"
],
"sources" : [
"NimbleFirstMatchersTests.swift",
"NimbleNextMatchersTests.swift",
"TestUtil.swift"
],
"target_dependencies" : [
"MobiusNimble"
],
"type" : "test"
},
{
"c99name" : "MobiusNimble",
"module_type" : "SwiftTarget",
"name" : "MobiusNimble",
"path" : "MobiusNimble/Source",
"product_dependencies" : [
"Nimble"
],
"product_memberships" : [
"MobiusNimble"
],
"sources" : [
"NimbleFirstMatchers.swift",
"NimbleNextMatchers.swift"
],
"target_dependencies" : [
"MobiusCore",
"MobiusTest"
],
"type" : "library"
},
{
"c99name" : "MobiusExtrasTests",
"module_type" : "SwiftTarget",
"name" : "MobiusExtrasTests",
"path" : "MobiusExtras/Test",
"product_dependencies" : [
"Nimble",
"Quick"
],
"sources" : [
"ConnectableClassTests.swift",
"ConnectableContramapTests.swift",
"ConnectableMapTests.swift",
"CopyableTests.swift",
"EventSource+ExtensionsTests.swift",
"WikiTutorialTest.swift"
],
"target_dependencies" : [
"MobiusCore",
"MobiusExtras",
"MobiusThrowableAssertion"
],
"type" : "test"
},
{
"c99name" : "MobiusExtras",
"module_type" : "SwiftTarget",
"name" : "MobiusExtras",
"path" : "MobiusExtras/Source",
"product_memberships" : [
"MobiusExtras"
],
"sources" : [
"BeginnerLoop.swift",
"ConnectableClass.swift",
"ConnectableContramap.swift",
"ConnectableMap.swift",
"Copyable.swift",
"EventSourceMap.swift",
"SimpleLogger.swift"
],
"target_dependencies" : [
"MobiusCore"
],
"type" : "library"
},
{
"c99name" : "MobiusCoreTests",
"module_type" : "SwiftTarget",
"name" : "MobiusCoreTests",
"path" : "MobiusCore/Test",
"product_dependencies" : [
"Nimble",
"Quick"
],
"sources" : [
"AnonymousDisposableTests.swift",
"AnyConnectionTests.swift",
"AnyMobiusLoggerTests.swift",
"AsyncDispatchQueueConnectableTests.swift",
"CompositeDisposableTests.swift",
"ConnectablePublisherTests.swift",
"EffectHandlers/AnyEffectHandlerTests.swift",
"EffectHandlers/CallbackTests.swift",
"EffectHandlers/EffectHandlerTests.swift",
"EffectHandlers/EffectRouterDSLTests.swift",
"EffectHandlers/EffectRouterTests.swift",
"EffectHandlers/EnumRouteTests.swift",
"EventRouterDisposalLogicalRaceRegressionTest.swift",
"EventSources/AnyEventSourceTests.swift",
"EventSources/CompositeEventSourceBuilderTests.swift",
"FirstTests.swift",
"InitializationTests.swift",
"LoggingInitiateTests.swift",
"LoggingUpdateTests.swift",
"MobiusControllerTests.swift",
"MobiusHooksTests.swift",
"MobiusIntegrationTests.swift",
"MobiusLoopTests.swift",
"NextTests.swift",
"NonReentrancyTests.swift",
"Task+DisposableTests.swift",
"TestingErrorHandler.swift",
"TestingUtil.swift",
"WorkBagTests.swift"
],
"target_dependencies" : [
"MobiusCore",
"MobiusThrowableAssertion"
],
"type" : "test"
},
{
"c99name" : "MobiusCore",
"module_type" : "SwiftTarget",
"name" : "MobiusCore",
"path" : "MobiusCore/Source",
"product_dependencies" : [
"CasePaths"
],
"product_memberships" : [
"MobiusCore",
"MobiusExtras",
"MobiusNimble",
"MobiusTest"
],
"sources" : [
"AsyncDispatchQueueConnectable.swift",
"AsyncStartStopStateMachine.swift",
"ConcurrentAccessDetector.swift",
"Connectable.swift",
"ConnectablePublisher.swift",
"Connection.swift",
"Consumer.swift",
"Disposables/AnonymousDisposable.swift",
"Disposables/CompositeDisposable.swift",
"Disposables/Disposable.swift",
"Disposables/EmptyDisposable.swift",
"Disposables/Task+Disposable.swift",
"EffectHandlers/EffectCallback.swift",
"EffectHandlers/EffectExecutor.swift",
"EffectHandlers/EffectHandler.swift",
"EffectHandlers/EffectRouter.swift",
"EffectHandlers/EffectRouterDSL.swift",
"EffectHandlers/EnumRoute.swift",
"EffectHandlers/ThreadSafeConnectable.swift",
"EventSources/AnyEventSource.swift",
"EventSources/CompositeEventSourceBuilder.swift",
"EventSources/EventSource.swift",
"First.swift",
"Lock.swift",
"LoggingAdaptors.swift",
"Mobius.swift",
"MobiusController.swift",
"MobiusHooks.swift",
"MobiusLogger.swift",
"MobiusLoop.swift",
"Next.swift",
"WorkBag.swift"
],
"type" : "library"
}
],
"tools_version" : "5.2"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:c3bd0c8eb125dea46564a1eb8b09ee779ba7ae350b1ee58b5e9d6ff6c39cef37
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
Fetching https://github.com/Quick/Nimble
Fetching https://github.com/Quick/Quick
Fetching https://github.com/pointfreeco/swift-case-paths
[1/4593] Fetching swift-case-paths
[185/19479] Fetching swift-case-paths, quick
[6827/39292] Fetching swift-case-paths, quick, nimble
Fetched https://github.com/pointfreeco/swift-case-paths from cache (0.54s)
[15679/34699] Fetching quick, nimble
Fetched https://github.com/Quick/Quick from cache (2.44s)
Fetched https://github.com/Quick/Nimble from cache (2.48s)
Computing version for https://github.com/Quick/Nimble
Computed https://github.com/Quick/Nimble at 10.0.0 (3.36s)
Fetching https://github.com/mattgallagher/CwlPreconditionTesting.git
[1/1257] Fetching cwlpreconditiontesting
Fetched https://github.com/mattgallagher/CwlPreconditionTesting.git from cache (0.36s)
Computing version for https://github.com/pointfreeco/swift-case-paths
Computed https://github.com/pointfreeco/swift-case-paths at 0.10.1 (2.42s)
Computing version for https://github.com/mattgallagher/CwlPreconditionTesting.git
Computed https://github.com/mattgallagher/CwlPreconditionTesting.git at 2.2.2 (0.74s)
Fetching https://github.com/mattgallagher/CwlCatchException.git
[1/460] Fetching cwlcatchexception
Fetched https://github.com/mattgallagher/CwlCatchException.git from cache (0.58s)
Computing version for https://github.com/mattgallagher/CwlCatchException.git
Computed https://github.com/mattgallagher/CwlCatchException.git at 2.2.1 (1.36s)
Computing version for https://github.com/Quick/Quick
Computed https://github.com/Quick/Quick at 7.6.2 (1.18s)
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/apple/swift-algorithms.git
[1/6058] Fetching swift-algorithms
[365/23498] Fetching swift-algorithms, swift-argument-parser
Fetched https://github.com/apple/swift-algorithms.git from cache (0.49s)
Fetched https://github.com/apple/swift-argument-parser.git from cache (0.83s)
Computing version for https://github.com/apple/swift-algorithms.git
Computed https://github.com/apple/swift-algorithms.git at 1.2.1 (1.48s)
Fetching https://github.com/apple/swift-numerics.git
[1/6416] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics.git from cache (0.38s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.1.1 (0.87s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.7.1 (0.58s)
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/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.1.1
Creating working copy for https://github.com/Quick/Nimble
Working copy of https://github.com/Quick/Nimble resolved at 10.0.0
Creating working copy for https://github.com/mattgallagher/CwlPreconditionTesting.git
Working copy of https://github.com/mattgallagher/CwlPreconditionTesting.git resolved at 2.2.2
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/Quick/Quick
Working copy of https://github.com/Quick/Quick resolved at 7.6.2
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/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.7.1
warning: 'quick': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/.build/checkouts/Quick/Sources/Quick/PrivacyInfo.xcprivacy
[1/1] Compiling plugin LintCommandPlugin
[2/2] Compiling plugin LintWarning
[3/3] Compiling plugin LintError
[4/4] Compiling plugin DefocusCommandPlugin
[5/5] Compiling plugin GenerateManual
[6/6] Compiling plugin GenerateDoccReference
Building for debugging...
[6/14] Write sources
In file included from /host/spi-builder-workspace/MobiusThrowableAssertion/Source/MobiusThrowableAssertion.m:1:
/host/spi-builder-workspace/MobiusThrowableAssertion/Source/include/MobiusThrowableAssertion.h:1:9: fatal error: 'Foundation/Foundation.h' file not found
1 | #import <Foundation/Foundation.h>
| ^~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[12/14] Compiling MobiusThrowableAssertion MobiusThrowableAssertion.m
[12/14] Write swift-version-24593BA9C3E375BF.txt
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest swift build --swift-sdk wasm32-unknown-wasi 2>&1
wasm-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:c3bd0c8eb125dea46564a1eb8b09ee779ba7ae350b1ee58b5e9d6ff6c39cef37
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
warning: 'quick': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/.build/checkouts/Quick/Sources/Quick/PrivacyInfo.xcprivacy
[0/1] Planning build
[1/1] Compiling plugin LintCommandPlugin
[2/2] Compiling plugin LintWarning
[3/3] Compiling plugin LintError
[4/4] Compiling plugin DefocusCommandPlugin
[5/5] Compiling plugin GenerateManual
[6/6] Compiling plugin GenerateDoccReference
Building for debugging...
In file included from /host/spi-builder-workspace/MobiusThrowableAssertion/Source/MobiusThrowableAssertion.m:1:
/host/spi-builder-workspace/MobiusThrowableAssertion/Source/include/MobiusThrowableAssertion.h:1:9: fatal error: 'Foundation/Foundation.h' file not found
1 | #import <Foundation/Foundation.h>
| ^~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
[6/8] Compiling MobiusThrowableAssertion MobiusThrowableAssertion.m
[6/8] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.1 wasm