Swift Package IndexBuild Information
Successful build of StreamUtilities, reference main (f620fe), with Swift 6.0 (beta) for macOS (SPM) on 16 Sep 2024 08:24:05 UTC.
Swift 6 data race errors: 1
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.0.0-Release.Candidate.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=completeBuild Log
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RunAll
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Builder version: 4.53.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/rockmagma02/StreamUtilities.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/rockmagma02/StreamUtilities
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at f620fec chore&doc: update documentation generation
Cloned https://github.com/rockmagma02/StreamUtilities.git
Revision (git rev-parse @):
f620fec88adf214824e14fa00434ac49bf3e19b9
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/rockmagma02/StreamUtilities.git at main
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Build
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Selected platform: macosSpm
Swift version: 6.0
Building package at path: $PWD
https://github.com/rockmagma02/StreamUtilities.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.0.0-Release.Candidate.app xcrun swift build --arch arm64 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete
[1/1] Compiling plugin Swift-DocC
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-docc-plugin/Plugins/Swift-DocC MultiTargets/SwiftDocCMultiTargets.swift:19:13: warning: initialization of immutable value 'doccExecutableURL' was never used; consider replacing with assignment to '_' or removing it
17 | @main struct SwiftDocCMultiTargets: CommandPlugin {
18 | func performCommand(context: PluginContext, arguments: [String]) throws {
19 | let doccExecutableURL = try context.doccExecutable
| `- warning: initialization of immutable value 'doccExecutableURL' was never used; consider replacing with assignment to '_' or removing it
20 |
21 | var argumentExtractor = ArgumentExtractor(arguments)
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-docc-plugin/Plugins/Swift-DocC MultiTargets/SwiftDocCMultiTargets.swift:136:22: warning: variable 'language' was never mutated; consider changing to 'let' constant
134 | let targetIndex = try readJsonFile(url: cacheDirectory.appending(path: target).appending(path: "index").appending(path: "index.json"))
135 | let targetInterfaceLanguages = targetIndex["interfaceLanguages"] as! [String: [Any]]
136 | for var (language, value) in targetInterfaceLanguages {
| `- warning: variable 'language' was never mutated; consider changing to 'let' constant
137 | for var (i, subValue) in value.enumerated() {
138 | if
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-docc-plugin/Plugins/Swift-DocC MultiTargets/SwiftDocCMultiTargets.swift:137:26: warning: variable 'i' was never mutated; consider changing to 'let' constant
135 | let targetInterfaceLanguages = targetIndex["interfaceLanguages"] as! [String: [Any]]
136 | for var (language, value) in targetInterfaceLanguages {
137 | for var (i, subValue) in value.enumerated() {
| `- warning: variable 'i' was never mutated; consider changing to 'let' constant
138 | if
139 | var subValue = subValue as? [String: Any],
/Users/admin/builder/spi-builder-workspace/.build/checkouts/swift-docc-plugin/Plugins/Swift-DocC MultiTargets/SwiftDocCMultiTargets.swift:137:29: warning: variable 'subValue' was never mutated; consider changing to 'let' constant
135 | let targetInterfaceLanguages = targetIndex["interfaceLanguages"] as! [String: [Any]]
136 | for var (language, value) in targetInterfaceLanguages {
137 | for var (i, subValue) in value.enumerated() {
| `- warning: variable 'subValue' was never mutated; consider changing to 'let' constant
138 | if
139 | var subValue = subValue as? [String: Any],
[2/2] Compiling plugin Swift-DocC MultiTargets
[3/3] Compiling plugin Swift-DocC Preview
Building for debugging...
[3/7] Write sources
[6/7] Write swift-version-117DEE11B69C53C9.txt
[8/10] Compiling SyncStream SyncStream.swift
/Users/admin/builder/spi-builder-workspace/Sources/SyncStream/SyncStream.swift:56:13: warning: capture of 'build' with non-sendable type '(SyncStream<Element>.Continuation) -> Void' in a `@Sendable` closure; this is an error in the Swift 6 language mode
54 | queue.async {
55 | runFunctionSemaphore.wait()
56 | build(continuation)
| |- warning: capture of 'build' with non-sendable type '(SyncStream<Element>.Continuation) -> Void' in a `@Sendable` closure; this is an error in the Swift 6 language mode
| `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
57 | }
58 | }
/Users/admin/builder/spi-builder-workspace/Sources/SyncStream/SyncStream.swift:56:19: warning: capture of 'continuation' with non-sendable type 'SyncStream<Element>.Continuation' in a `@Sendable` closure; this is an error in the Swift 6 language mode
54 | queue.async {
55 | runFunctionSemaphore.wait()
56 | build(continuation)
| `- warning: capture of 'continuation' with non-sendable type 'SyncStream<Element>.Continuation' in a `@Sendable` closure; this is an error in the Swift 6 language mode
57 | }
58 | }
/Users/admin/builder/spi-builder-workspace/Sources/SyncStream/Continuation.swift:20:11: note: class 'Continuation' does not conform to the 'Sendable' protocol
18 | public extension SyncStream {
19 | /// A mechanism to interface between synchronous code and a synchronous stream.
20 | class Continuation {
| `- note: class 'Continuation' does not conform to the 'Sendable' protocol
21 | // MARK: Lifecycle
22 |
[9/10] Emitting module SyncStream
[10/10] Compiling SyncStream Continuation.swift
[11/14] Compiling BidirectionalStream AsyncSemaphore.swift
[12/14] Compiling BidirectionalStream BidirectionalSyncStream.swift
/Users/admin/builder/spi-builder-workspace/Sources/BidirectionalStream/BidirectionalSyncStream.swift:23:16: warning: stored property 'value' of 'Sendable'-conforming generic struct 'StopIteration' has non-sendable type 'ReturnT'; this is an error in the Swift 6 language mode
20 |
21 | /// A special error containing the return value to indicate the end of the stream.
22 | public struct StopIteration<ReturnT>: Error {
| `- note: consider making generic parameter 'ReturnT' conform to the 'Sendable' protocol
23 | public var value: ReturnT
| `- warning: stored property 'value' of 'Sendable'-conforming generic struct 'StopIteration' has non-sendable type 'ReturnT'; this is an error in the Swift 6 language mode
24 | }
25 |
/Users/admin/builder/spi-builder-workspace/Sources/BidirectionalStream/BidirectionalSyncStream.swift:201:13: warning: capture of 'self' with non-sendable type 'BidirectionalSyncStream<YieldT, SendT, ReturnT>' in a `@Sendable` closure; this is an error in the Swift 6 language mode
65 | /// A mechanism inspired by Python's generator to allow for bidirectional communication between two
66 | /// parties. One party can yield a value and the other party can send a value back.
67 | public class BidirectionalSyncStream<YieldT, SendT, ReturnT> {
| `- note: generic class 'BidirectionalSyncStream' does not conform to the 'Sendable' protocol
68 | // MARK: Lifecycle
69 |
:
199 | started = true
200 | queue.async {
201 | self.build(self.continuation)
| `- warning: capture of 'self' with non-sendable type 'BidirectionalSyncStream<YieldT, SendT, ReturnT>' in a `@Sendable` closure; this is an error in the Swift 6 language mode
202 | }
203 | }
[13/14] Compiling BidirectionalStream BidirectionalAsyncStream.swift
/Users/admin/builder/spi-builder-workspace/Sources/BidirectionalStream/BidirectionalAsyncStream.swift:155:9: warning: task-isolated value of type '() async -> Void' passed as a strongly transferred parameter; later accesses could race; this is an error in the Swift 6 language mode
153 | private func start() async {
154 | started = true
155 | Task { await build(continuation) }
| `- warning: task-isolated value of type '() async -> Void' passed as a strongly transferred parameter; later accesses could race; this is an error in the Swift 6 language mode
156 | }
157 | }
/Users/admin/builder/spi-builder-workspace/Sources/BidirectionalStream/BidirectionalAsyncStream.swift:258:13: warning: task-isolated value of type '() async -> ()' passed as a strongly transferred parameter; later accesses could race; this is an error in the Swift 6 language mode
256 | func toAsyncStream() async -> AsyncStream<YieldT> where SendT.Type == NoneType.Type, YieldT.Type == ReturnT.Type {
257 | AsyncStream<YieldT> { continuation in
258 | Task {
| `- warning: task-isolated value of type '() async -> ()' passed as a strongly transferred parameter; later accesses could race; this is an error in the Swift 6 language mode
259 | do {
260 | let value = try await self.next()
/Users/admin/builder/spi-builder-workspace/Sources/BidirectionalStream/BidirectionalAsyncStream.swift:261:34: warning: sending 'value' risks causing data races; this is an error in the Swift 6 language mode
259 | do {
260 | let value = try await self.next()
261 | continuation.yield(value)
| |- warning: sending 'value' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'value' is passed as a 'sending' parameter; Uses in callee may race with later task-isolated uses
262 | while true {
263 | let value = try await self.send(NoneType())
/Users/admin/builder/spi-builder-workspace/Sources/BidirectionalStream/BidirectionalAsyncStream.swift:264:38: warning: sending 'value' risks causing data races; this is an error in the Swift 6 language mode
262 | while true {
263 | let value = try await self.send(NoneType())
264 | continuation.yield(value)
| |- warning: sending 'value' risks causing data races; this is an error in the Swift 6 language mode
| `- note: task-isolated 'value' is passed as a 'sending' parameter; Uses in callee may race with later task-isolated uses
265 | }
266 | } catch {
[14/14] Emitting module BidirectionalStream
/Users/admin/builder/spi-builder-workspace/Sources/BidirectionalStream/BidirectionalSyncStream.swift:23:16: warning: stored property 'value' of 'Sendable'-conforming generic struct 'StopIteration' has non-sendable type 'ReturnT'; this is an error in the Swift 6 language mode
20 |
21 | /// A special error containing the return value to indicate the end of the stream.
22 | public struct StopIteration<ReturnT>: Error {
| `- note: consider making generic parameter 'ReturnT' conform to the 'Sendable' protocol
23 | public var value: ReturnT
| `- warning: stored property 'value' of 'Sendable'-conforming generic struct 'StopIteration' has non-sendable type 'ReturnT'; this is an error in the Swift 6 language mode
24 | }
25 |
[15/16] Emitting module StreamUtilities
[16/16] Compiling StreamUtilities export.swift
Build complete! (31.63s)
Fetching https://github.com/rockmagma02/swift-docc-plugin
[1/611] Fetching swift-docc-plugin
Fetched https://github.com/rockmagma02/swift-docc-plugin from cache (1.07s)
Fetching https://github.com/apple/swift-docc-symbolkit
[1/3075] Fetching swift-docc-symbolkit
Fetched https://github.com/apple/swift-docc-symbolkit from cache (1.27s)
Computing version for https://github.com/apple/swift-docc-symbolkit
Computed https://github.com/apple/swift-docc-symbolkit at 1.0.0 (0.70s)
Creating working copy for https://github.com/apple/swift-docc-symbolkit
Working copy of https://github.com/apple/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/rockmagma02/swift-docc-plugin
Working copy of https://github.com/rockmagma02/swift-docc-plugin resolved at main (d8c85d9)
Build complete.
{
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"requirement" : {
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"manifest_display_name" : "StreamUtilities",
"name" : "StreamUtilities",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
{
"name" : "macos",
"version" : "13.0"
},
{
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"products" : [
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],
"targets" : [
{
"c99name" : "SyncStreamTests",
"module_type" : "SwiftTarget",
"name" : "SyncStreamTests",
"path" : "Tests/SyncStreamTests",
"sources" : [
"SyncStreamTests.swift"
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"target_dependencies" : [
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],
"type" : "test"
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{
"c99name" : "SyncStream",
"module_type" : "SwiftTarget",
"name" : "SyncStream",
"path" : "Sources/SyncStream",
"product_memberships" : [
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],
"sources" : [
"Continuation.swift",
"SyncStream.swift"
],
"type" : "library"
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{
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"module_type" : "SwiftTarget",
"name" : "StreamUtilities",
"path" : "Sources/StreamUtilities",
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"sources" : [
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"target_dependencies" : [
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"type" : "library"
},
{
"c99name" : "BidirectionalStreamTests",
"module_type" : "SwiftTarget",
"name" : "BidirectionalStreamTests",
"path" : "Tests/BidirectionalStreamTests",
"sources" : [
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"type" : "test"
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"c99name" : "BidirectionalStream",
"module_type" : "SwiftTarget",
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"sources" : [
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"BidirectionalSyncStream.swift"
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"target_dependencies" : [
"SyncStream"
],
"type" : "library"
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],
"tools_version" : "5.10"
}
Done.