Swift Package IndexBuild Information
Successful build of SwiftSessions, reference main (d10cac), with Swift 6.0 for macOS (SPM) on 22 Apr 2025 20:28:32 UTC.
Swift 6 data race errors: 0
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -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 InferSendableFromCapturesBuild Log
========================================
RunAll
========================================
Builder version: 4.60.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/alessiorubicini/SwiftSessions.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/alessiorubicini/SwiftSessions
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at d10caca Updated README
Cloned https://github.com/alessiorubicini/SwiftSessions.git
Revision (git rev-parse @):
d10cacac995c45952a00cdb899f2c897a2c49ba0
SUCCESS checkout https://github.com/alessiorubicini/SwiftSessions.git at main
Fetching https://github.com/apple/swift-async-algorithms
Fetching https://github.com/apple/swift-collections.git
[1/16175] Fetching swift-collections
[2/21138] Fetching swift-collections, swift-async-algorithms
Fetched https://github.com/apple/swift-async-algorithms from cache (1.11s)
[2750/16175] Fetching swift-collections
Computing version for https://github.com/apple/swift-async-algorithms
Computed https://github.com/apple/swift-async-algorithms at 1.0.0 (0.48s)
Fetched https://github.com/apple/swift-collections.git from cache (1.69s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.1.0 (3.07s)
Creating working copy for https://github.com/apple/swift-async-algorithms
Working copy of https://github.com/apple/swift-async-algorithms resolved at 1.0.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.1.0
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
"identity": ".resolve-product-dependencies",
"name": "resolve-dependencies",
"url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"dependencies": [
{
"identity": "swiftsessions",
"name": "SwiftSessions",
"url": "https://github.com/alessiorubicini/SwiftSessions.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftSessions",
"dependencies": [
{
"identity": "swift-async-algorithms",
"name": "swift-async-algorithms",
"url": "https://github.com/apple/swift-async-algorithms",
"version": "1.0.3",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-async-algorithms",
"dependencies": [
{
"identity": "swift-collections",
"name": "swift-collections",
"url": "https://github.com/apple/swift-collections.git",
"version": "1.1.4",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-collections",
"dependencies": [
]
}
]
}
]
}
]
}
Fetching https://github.com/alessiorubicini/SwiftSessions.git
[1/516] Fetching swiftsessions
Fetched https://github.com/alessiorubicini/SwiftSessions.git from cache (0.76s)
Fetching https://github.com/apple/swift-async-algorithms from cache
Fetched https://github.com/apple/swift-async-algorithms from cache (0.53s)
Computing version for https://github.com/apple/swift-async-algorithms
Computed https://github.com/apple/swift-async-algorithms at 1.0.3 (0.46s)
Fetching https://github.com/apple/swift-collections.git from cache
Fetched https://github.com/apple/swift-collections.git from cache (0.56s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.1.4 (0.61s)
Creating working copy for https://github.com/apple/swift-async-algorithms
Working copy of https://github.com/apple/swift-async-algorithms resolved at 1.0.3
Creating working copy for https://github.com/alessiorubicini/SwiftSessions.git
Working copy of https://github.com/alessiorubicini/SwiftSessions.git resolved at main (d10caca)
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.1.4
warning: '.resolve-product-dependencies': dependency 'swiftsessions' is not used by any target
Found 1 product dependencies
- swift-async-algorithms
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.0
Building package at path: $PWD
https://github.com/alessiorubicini/SwiftSessions.git
https://github.com/alessiorubicini/SwiftSessions.git
{
"dependencies" : [
{
"identity" : "swift-async-algorithms",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-async-algorithms"
}
],
"manifest_display_name" : "SwiftSessions",
"name" : "SwiftSessions",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15"
},
{
"name" : "ios",
"version" : "14.0"
},
{
"name" : "watchos",
"version" : "6.0"
},
{
"name" : "tvos",
"version" : "14.0"
}
],
"products" : [
{
"name" : "SwiftSessions",
"targets" : [
"SwiftSessions"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SwiftSessionsTests",
"module_type" : "SwiftTarget",
"name" : "SwiftSessionsTests",
"path" : "Tests",
"product_dependencies" : [
"AsyncAlgorithms"
],
"sources" : [
"BranchingTests.swift",
"LinearityTests.swift",
"LoopTests.swift",
"MathTests.swift",
"StandardTests.swift"
],
"target_dependencies" : [
"SwiftSessions"
],
"type" : "test"
},
{
"c99name" : "SwiftSessions",
"module_type" : "SwiftTarget",
"name" : "SwiftSessions",
"path" : "Sources/SwiftSessions",
"product_dependencies" : [
"AsyncAlgorithms"
],
"product_memberships" : [
"SwiftSessions"
],
"sources" : [
"Client.swift",
"Empty.swift",
"Endpoint.swift",
"Or.swift",
"Server.swift",
"Session/Session+Closures.swift",
"Session/Session+Passing.swift",
"Session/Session.swift"
],
"type" : "library"
}
],
"tools_version" : "5.10"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.2.0.app xcrun swift build --arch arm64 -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
Building for debugging...
[0/11] Write sources
[10/11] Write swift-version-5BDAB9E9C0126B9D.txt
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[338/340] Emitting module OrderedCollections
[339/340] Emitting module _RopeModule
[340/340] Emitting module HashTreeCollections
[341/342] Emitting module Collections
[342/342] Compiling Collections Collections.swift
[343/388] Compiling AsyncAlgorithms AsyncThrowingChannel.swift
[344/388] Compiling AsyncAlgorithms ChannelStateMachine.swift
[345/388] Compiling AsyncAlgorithms ChannelStorage.swift
[346/388] Compiling AsyncAlgorithms AsyncCombineLatest2Sequence.swift
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[348/392] Compiling AsyncAlgorithms AsyncChunkedOnProjectionSequence.swift
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[358/392] Compiling AsyncAlgorithms AsyncInclusiveReductionsSequence.swift
[359/392] Compiling AsyncAlgorithms AsyncJoinedBySeparatorSequence.swift
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[362/392] Compiling AsyncAlgorithms AsyncSyncSequence.swift
[363/392] Compiling AsyncAlgorithms AsyncAdjacentPairsSequence.swift
[364/392] Compiling AsyncAlgorithms AsyncBufferedByteIterator.swift
[365/392] Compiling AsyncAlgorithms AsyncChain2Sequence.swift
[366/392] Compiling AsyncAlgorithms AsyncChain3Sequence.swift
[367/392] Compiling AsyncAlgorithms AsyncChunkedByGroupSequence.swift
[368/392] Emitting module AsyncAlgorithms
[369/392] Compiling AsyncAlgorithms MergeStateMachine.swift
[370/392] Compiling AsyncAlgorithms MergeStorage.swift
[371/392] Compiling AsyncAlgorithms RangeReplaceableCollection.swift
[372/392] Compiling AsyncAlgorithms Rethrow.swift
[373/392] Compiling AsyncAlgorithms SetAlgebra.swift
[374/392] Compiling AsyncAlgorithms BoundedBufferStateMachine.swift
[375/392] Compiling AsyncAlgorithms BoundedBufferStorage.swift
[376/392] Compiling AsyncAlgorithms UnboundedBufferStateMachine.swift
[377/392] Compiling AsyncAlgorithms UnboundedBufferStorage.swift
[378/392] Compiling AsyncAlgorithms AsyncChannel.swift
[379/392] Compiling AsyncAlgorithms Dictionary.swift
[380/392] Compiling AsyncAlgorithms AsyncInterspersedSequence.swift
[381/392] Compiling AsyncAlgorithms Locking.swift
[382/392] Compiling AsyncAlgorithms AsyncMerge2Sequence.swift
[383/392] Compiling AsyncAlgorithms AsyncMerge3Sequence.swift
[384/392] Compiling AsyncAlgorithms AsyncZip2Sequence.swift
[385/392] Compiling AsyncAlgorithms AsyncZip3Sequence.swift
[386/392] Compiling AsyncAlgorithms ZipStateMachine.swift
[387/392] Compiling AsyncAlgorithms ZipStorage.swift
[388/392] Compiling AsyncAlgorithms CombineLatestStateMachine.swift
[389/392] Compiling AsyncAlgorithms CombineLatestStorage.swift
[390/392] Compiling AsyncAlgorithms AsyncDebounceSequence.swift
[391/392] Compiling AsyncAlgorithms DebounceStateMachine.swift
[392/392] Compiling AsyncAlgorithms DebounceStorage.swift
[393/401] Compiling SwiftSessions Session+Passing.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftSessions/Session/Session+Passing.swift:22:29: warning: type 'A' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
19 | /// - endpoint: The endpoint to which the payload is sent.
20 | /// - Returns: The continuation endpoint
21 | static func send<A, B, C>(_ payload: A, on endpoint: Endpoint<(A, Endpoint<B, C>), Empty>) async -> Endpoint<C, B> {
| `- note: consider making generic parameter 'A' conform to the 'Sendable' protocol
22 | await endpoint.send(payload)
| `- warning: type 'A' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
23 | return Endpoint<C, B>(from: endpoint)
24 | }
[394/401] Compiling SwiftSessions Session.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftSessions/Session/Session.swift:27:14: warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
25 | let endpoint1 = Endpoint<A, B>(with: channel)
26 | let endpoint2 = Endpoint<B, A>(with: channel)
27 | Task {
| `- warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
28 | await sideOne(endpoint2)
| | `- note: closure captures non-Sendable 'endpoint2'
| `- note: closure captures non-Sendable 'sideOne'
29 | }
30 | Task {
/Users/admin/builder/spi-builder-workspace/Sources/SwiftSessions/Session/Session.swift:30:14: warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
28 | await sideOne(endpoint2)
29 | }
30 | Task {
| `- warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
31 | await sideTwo(endpoint1)
| `- note: closure captures 'sideTwo' which is accessible to code in the current task
32 | }
33 | }
/Users/admin/builder/spi-builder-workspace/Sources/SwiftSessions/Session/Session.swift:42:14: warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
40 | let e1 = Endpoint<A, B>(with: channel)
41 | let e2 = Endpoint<B, A>(with: channel)
42 | Task {
| `- warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
43 | await closure(e2)
| `- note: closure captures 'closure' which is accessible to code in the current task
44 | }
45 | return e1
[395/401] Compiling SwiftSessions Session+Closures.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftSessions/Session/Session+Closures.swift:23:29: warning: type 'A' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
20 | /// - continuation: A closure to be invoked after the send operation completes.
21 | /// This closure receives the continuation endpoint for further communication.
22 | static func send<A, B, C>(_ payload: A, on endpoint: Endpoint<(A, Endpoint<B, C>), Empty>, continuation: @escaping (Endpoint<C, B>) async -> Void) async {
| `- note: consider making generic parameter 'A' conform to the 'Sendable' protocol
23 | await endpoint.send(payload)
| `- warning: type 'A' does not conform to the 'Sendable' protocol; this is an error in the Swift 6 language mode
24 | let continuationEndpoint = Endpoint<C, B>(from: endpoint)
25 | await continuation(continuationEndpoint)
[396/401] Compiling SwiftSessions Empty.swift
[397/401] Compiling SwiftSessions Endpoint.swift
[398/401] Compiling SwiftSessions Client.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftSessions/Client.swift:22:14: warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
20 | await server.connect(with: channel)
21 | let c = Endpoint<B, A>(with: channel)
22 | Task {
| `- warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
23 | await closure(c)
| | `- note: closure captures non-Sendable 'c'
| `- note: closure captures non-Sendable 'closure'
24 | }
25 | }
[399/401] Compiling SwiftSessions Or.swift
[400/401] Compiling SwiftSessions Server.swift
/Users/admin/builder/spi-builder-workspace/Sources/SwiftSessions/Server.swift:21:14: warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
19 | init(_ closure: @escaping (_: Endpoint<A, B>) async -> Void) async {
20 | publicChannel = AsyncChannel()
21 | Task {
| `- warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
22 | while true {
23 | for await request in publicChannel {
| `- note: closure captures 'self' which is accessible to code in the current task
24 | let asyncChannel = request as! AsyncChannel<Sendable>
25 | let endpoint = Endpoint<A, B>(with: asyncChannel)
/Users/admin/builder/spi-builder-workspace/Sources/SwiftSessions/Server.swift:26:26: warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
24 | let asyncChannel = request as! AsyncChannel<Sendable>
25 | let endpoint = Endpoint<A, B>(with: asyncChannel)
26 | Task {
| `- warning: passing closure as a 'sending' parameter risks causing data races between code in the current task and concurrent execution of the closure; this is an error in the Swift 6 language mode
27 | await closure(endpoint)
| `- note: closure captures 'closure' which is accessible to code in the current task
28 | }
29 | }
[401/401] Emitting module SwiftSessions
Build complete! (25.61s)
Build complete.
{
"dependencies" : [
{
"identity" : "swift-async-algorithms",
"requirement" : {
"range" : [
{
"lower_bound" : "1.0.0",
"upper_bound" : "2.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/apple/swift-async-algorithms"
}
],
"manifest_display_name" : "SwiftSessions",
"name" : "SwiftSessions",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "10.15"
},
{
"name" : "ios",
"version" : "14.0"
},
{
"name" : "watchos",
"version" : "6.0"
},
{
"name" : "tvos",
"version" : "14.0"
}
],
"products" : [
{
"name" : "SwiftSessions",
"targets" : [
"SwiftSessions"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "SwiftSessionsTests",
"module_type" : "SwiftTarget",
"name" : "SwiftSessionsTests",
"path" : "Tests",
"product_dependencies" : [
"AsyncAlgorithms"
],
"sources" : [
"BranchingTests.swift",
"LinearityTests.swift",
"LoopTests.swift",
"MathTests.swift",
"StandardTests.swift"
],
"target_dependencies" : [
"SwiftSessions"
],
"type" : "test"
},
{
"c99name" : "SwiftSessions",
"module_type" : "SwiftTarget",
"name" : "SwiftSessions",
"path" : "Sources/SwiftSessions",
"product_dependencies" : [
"AsyncAlgorithms"
],
"product_memberships" : [
"SwiftSessions"
],
"sources" : [
"Client.swift",
"Empty.swift",
"Endpoint.swift",
"Or.swift",
"Server.swift",
"Session/Session+Closures.swift",
"Session/Session+Passing.swift",
"Session/Session.swift"
],
"type" : "library"
}
],
"tools_version" : "5.10"
}
Done.