Swift Package IndexBuild Information
Failed to build AirbnbSwift, reference master (637bc3), with Swift 6.1 for Wasm on 30 Apr 2026 07:07:54 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/airbnb/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/airbnb/swift
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 637bc34 Add rule to wrap switch case bodies (#379)
Cloned https://github.com/airbnb/swift.git
Revision (git rev-parse @):
637bc34b7a098fca6e39eb5c4a92e06f3342088c
SUCCESS checkout https://github.com/airbnb/swift.git at master
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.1
Building package at path: $PWD
https://github.com/airbnb/swift.git
https://github.com/airbnb/swift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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: sha256:276d66a16377d3ee059b2e3429cbc1154d9f01e42871e5d702fd5d8b9044d93d
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
Fetching https://github.com/apple/swift-argument-parser
[1/17527] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser from cache (0.85s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 1.7.1 (1.54s)
Creating working copy for https://github.com/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 1.7.1
Downloading binary artifact https://github.com/calda/SwiftFormat-nightly/releases/download/2026-04-27/SwiftFormat.artifactbundle.zip
Downloading binary artifact https://github.com/realm/SwiftLint/releases/download/0.62.2/SwiftLintBinary.artifactbundle.zip
[894/46530670] Downloading https://github.com/calda/SwiftFormat-nightly/releases/download/2026-04-27/SwiftFormat.artifactbundle.zip
[1102238/118522130] Downloading https://github.com/calda/SwiftFormat-nightly/releases/download/2026-04-27/SwiftFormat.artifactbundle.zip, https://github.com/realm/SwiftLint/releases/download/0.62.2/SwiftLintBinary.artifactbundle.zip
Downloaded https://github.com/calda/SwiftFormat-nightly/releases/download/2026-04-27/SwiftFormat.artifactbundle.zip (6.71s)
Downloaded https://github.com/realm/SwiftLint/releases/download/0.62.2/SwiftLintBinary.artifactbundle.zip (9.11s)
/host/spi-builder-workspace/Plugins/FormatSwift/Plugin.swift:52:13: warning: 'launchPath' is deprecated: renamed to 'executableURL'
50 |
51 | let process = Process()
52 | process.launchPath = launchPath
| |- warning: 'launchPath' is deprecated: renamed to 'executableURL'
| `- note: use 'executableURL' instead
53 | process.arguments = arguments
54 | try process.run()
[1/1] Compiling plugin FormatSwift
[2/2] Compiling plugin GenerateManual
[3/3] Compiling plugin GenerateDoccReference
Building for debugging...
[3/24] Write sources
[3/24] Copying swiftlint.yml
[7/24] Write sources
[7/24] Copying airbnb.swiftformat
[7/24] Copying swiftlint.yml
[7/24] Copying airbnb.swiftformat
[7/24] Write sources
[13/24] Write swift-version-24593BA9C3E375BF.txt
[15/28] Emitting module ArgumentParserToolInfo
[16/28] Compiling ArgumentParserToolInfo ToolInfo.swift
[17/28] Emitting module ArgumentParserToolInfo
[18/28] Compiling ArgumentParserToolInfo ToolInfo.swift
[20/30] Wrapping AST for ArgumentParserToolInfo for debugging
[23/122] Compiling ArgumentParser ParentCommand.swift
[24/122] Compiling ArgumentParser AsyncParsableCommand.swift
[25/122] Compiling ArgumentParser CommandConfiguration.swift
[26/122] Compiling ArgumentParser CommandGroup.swift
[27/122] Compiling ArgumentParser EnumerableFlag.swift
[28/122] Compiling ArgumentParser ExpressibleByArgument.swift
[29/122] Compiling ArgumentParser ParsableArguments.swift
[30/128] Emitting module ArgumentParser
[31/134] Compiling ArgumentParser ArgumentHelp.swift
[32/134] Compiling ArgumentParser ArgumentVisibility.swift
[33/134] Compiling ArgumentParser CompletionKind.swift
[34/134] Compiling ArgumentParser Errors.swift
[35/134] Compiling ArgumentParser Flag.swift
[36/134] Compiling ArgumentParser NameSpecification.swift
[37/134] Compiling ArgumentParser Option.swift
[38/134] Compiling ArgumentParser Tree.swift
[39/134] Compiling ArgumentParser CodingKeyValidator.swift
[40/134] Compiling ArgumentParser NonsenseFlagsValidator.swift
[41/134] Compiling ArgumentParser ParsableArgumentsValidation.swift
[42/134] Compiling ArgumentParser PositionalArgumentsValidator.swift
[43/134] Compiling ArgumentParser UniqueNamesValidator.swift
[44/134] Compiling ArgumentParser Foundation.swift
[45/134] Compiling ArgumentParser Mutex.swift
[46/134] Compiling ArgumentParser Platform.swift
[47/134] Compiling ArgumentParser SequenceExtensions.swift
[48/134] Compiling ArgumentParser StringExtensions.swift
[49/134] Compiling ArgumentParser SwiftExtensions.swift
[50/134] Compiling ArgumentParser DumpHelpGenerator.swift
[51/134] Compiling ArgumentParser HelpCommand.swift
[52/134] Compiling ArgumentParser HelpGenerator.swift
[53/134] Compiling ArgumentParser MessageInfo.swift
[54/134] Compiling ArgumentParser UsageGenerator.swift
[55/134] Compiling ArgumentParser CollectionExtensions.swift
[56/134] Compiling ArgumentParser InputOrigin.swift
[57/134] Compiling ArgumentParser Name.swift
[58/134] Compiling ArgumentParser Parsed.swift
[59/134] Compiling ArgumentParser ParsedValues.swift
[60/134] Compiling ArgumentParser ParserError.swift
[61/134] Compiling ArgumentParser SplitArguments.swift
[68/134] Compiling ArgumentParser OptionGroup.swift
[88/134] Compiling ArgumentParser ParsableCommand.swift
[89/134] Compiling ArgumentParser ArgumentDecoder.swift
[90/134] Compiling ArgumentParser ArgumentDefinition.swift
[91/134] Compiling ArgumentParser ArgumentSet.swift
[92/134] Compiling ArgumentParser CommandParser.swift
[93/134] Compiling ArgumentParser InputKey.swift
[94/134] Compiling ArgumentParser BashCompletionsGenerator.swift
[95/134] Compiling ArgumentParser CompletionsGenerator.swift
[96/134] Compiling ArgumentParser FishCompletionsGenerator.swift
[97/134] Compiling ArgumentParser ZshCompletionsGenerator.swift
[98/134] Compiling ArgumentParser Argument.swift
[99/134] Compiling ArgumentParser ArgumentDiscussion.swift
[100/134] Emitting module ArgumentParser
[114/135] Wrapping AST for ArgumentParser for debugging
error: emit-module command failed with exit code 1 (use -v to see invocation)
[130/140] Emitting module AirbnbSwiftFormatTool
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/AirbnbSwiftFormatTool.swift:157:11: error: cannot find type 'Process' in scope
155 | }
156 |
157 | extension Process {
| `- error: cannot find type 'Process' in scope
158 | var shellCommand: String {
159 | let launchPath = launchPath ?? ""
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:12:14: warning: static property 'runCommand' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
10 |
11 | /// This property can be overridden to provide a mock implementation in unit tests.
12 | static var runCommand: (Command) throws -> Int32 = { try $0.executeShellCommand() }
| |- warning: static property 'runCommand' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'runCommand' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property 'runCommand' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
13 |
14 | let log: Bool
[130/143] Wrapping AST for ArgumentParser for debugging
[132/144] Emitting module AirbnbSwiftFormatTool
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:12:14: warning: static property 'runCommand' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
10 |
11 | /// This property can be overridden to provide a mock implementation in unit tests.
12 | static var runCommand: (Command) throws -> Int32 = { try $0.executeShellCommand() }
| |- warning: static property 'runCommand' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'runCommand' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property 'runCommand' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
13 |
14 | let log: Bool
[133/144] Compiling AirbnbSwiftFormatTool resource_bundle_accessor.swift
[134/144] Compiling AirbnbSwiftFormatTool Command.swift
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:12:14: warning: static property 'runCommand' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
10 |
11 | /// This property can be overridden to provide a mock implementation in unit tests.
12 | static var runCommand: (Command) throws -> Int32 = { try $0.executeShellCommand() }
| |- warning: static property 'runCommand' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'runCommand' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property 'runCommand' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
13 |
14 | let log: Bool
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:28:19: error: cannot find 'Process' in scope
26 | /// Synchronously runs this command and returns its exit code
27 | private func executeShellCommand() throws -> Int32 {
28 | let process = Process()
| `- error: cannot find 'Process' in scope
29 | process.launchPath = launchPath
30 | process.arguments = arguments
[135/144] Compiling AirbnbSwiftFormatTool AirbnbSwiftFormatTool.swift
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/AirbnbSwiftFormatTool.swift:157:11: error: cannot find type 'Process' in scope
155 | }
156 |
157 | extension Process {
| `- error: cannot find type 'Process' in scope
158 | var shellCommand: String {
159 | let launchPath = launchPath ?? ""
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:12:14: warning: static property 'runCommand' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
10 |
11 | /// This property can be overridden to provide a mock implementation in unit tests.
12 | static var runCommand: (Command) throws -> Int32 = { try $0.executeShellCommand() }
| |- warning: static property 'runCommand' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert 'runCommand' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property 'runCommand' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
13 |
14 | let log: Bool
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:29:13: warning: 'launchPath' is deprecated: renamed to 'executableURL'
27 | private func executeShellCommand() throws -> Int32 {
28 | let process = Process()
29 | process.launchPath = launchPath
| |- warning: 'launchPath' is deprecated: renamed to 'executableURL'
| `- note: use 'executableURL' instead
30 | process.arguments = arguments
31 |
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/host -w "$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: sha256:276d66a16377d3ee059b2e3429cbc1154d9f01e42871e5d702fd5d8b9044d93d
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.1-latest
[0/1] Planning build
/host/spi-builder-workspace/Plugins/FormatSwift/Plugin.swift:52:13: warning: 'launchPath' is deprecated: renamed to 'executableURL'
50 |
51 | let process = Process()
52 | process.launchPath = launchPath
| |- warning: 'launchPath' is deprecated: renamed to 'executableURL'
| `- note: use 'executableURL' instead
53 | process.arguments = arguments
54 | try process.run()
[1/1] Compiling plugin FormatSwift
[2/2] Compiling plugin GenerateManual
[3/3] Compiling plugin GenerateDoccReference
Building for debugging...
[3/14] Write swift-version-24593BA9C3E375BF.txt
[5/18] Emitting module ArgumentParserToolInfo
[6/18] Compiling ArgumentParserToolInfo ToolInfo.swift
[7/19] Emitting module ArgumentParserToolInfo
[8/19] Compiling ArgumentParserToolInfo ToolInfo.swift
[11/110] Compiling ArgumentParser InputKey.swift
[12/110] Compiling ArgumentParser DumpHelpGenerator.swift
[13/110] Compiling ArgumentParser HelpCommand.swift
[14/110] Compiling ArgumentParser HelpGenerator.swift
[15/110] Compiling ArgumentParser MessageInfo.swift
[16/110] Compiling ArgumentParser UsageGenerator.swift
[17/110] Compiling ArgumentParser CollectionExtensions.swift
[18/110] Compiling ArgumentParser Foundation.swift
[19/110] Compiling ArgumentParser Mutex.swift
[20/110] Compiling ArgumentParser Platform.swift
[21/110] Compiling ArgumentParser SequenceExtensions.swift
[22/110] Compiling ArgumentParser StringExtensions.swift
[23/110] Compiling ArgumentParser SwiftExtensions.swift
[30/122] Compiling ArgumentParser ParentCommand.swift
[31/122] Compiling ArgumentParser AsyncParsableCommand.swift
[32/122] Compiling ArgumentParser CommandConfiguration.swift
[33/122] Compiling ArgumentParser CommandGroup.swift
[34/122] Compiling ArgumentParser EnumerableFlag.swift
[35/122] Compiling ArgumentParser ExpressibleByArgument.swift
[36/122] Compiling ArgumentParser ParsableArguments.swift
[37/122] Compiling ArgumentParser Tree.swift
[38/122] Compiling ArgumentParser CodingKeyValidator.swift
[39/122] Compiling ArgumentParser NonsenseFlagsValidator.swift
[40/122] Compiling ArgumentParser ParsableArgumentsValidation.swift
[41/122] Compiling ArgumentParser PositionalArgumentsValidator.swift
[42/122] Compiling ArgumentParser UniqueNamesValidator.swift
[49/122] Compiling ArgumentParser BashCompletionsGenerator.swift
[50/122] Compiling ArgumentParser CompletionsGenerator.swift
[51/122] Compiling ArgumentParser FishCompletionsGenerator.swift
[52/122] Compiling ArgumentParser ZshCompletionsGenerator.swift
[53/122] Compiling ArgumentParser Argument.swift
[54/122] Compiling ArgumentParser ArgumentDiscussion.swift
[55/122] Compiling ArgumentParser ArgumentHelp.swift
[56/122] Compiling ArgumentParser InputOrigin.swift
[57/122] Compiling ArgumentParser Name.swift
[58/122] Compiling ArgumentParser Parsed.swift
[59/122] Compiling ArgumentParser ParsedValues.swift
[60/122] Compiling ArgumentParser ParserError.swift
[61/122] Compiling ArgumentParser SplitArguments.swift
[62/122] Emitting module ArgumentParser
[63/122] Compiling ArgumentParser ArgumentVisibility.swift
[64/122] Compiling ArgumentParser CompletionKind.swift
[65/122] Compiling ArgumentParser Errors.swift
[66/122] Compiling ArgumentParser Flag.swift
[67/122] Compiling ArgumentParser NameSpecification.swift
[68/122] Compiling ArgumentParser Option.swift
[69/122] Compiling ArgumentParser OptionGroup.swift
[96/122] Compiling ArgumentParser ParsableCommand.swift
[97/122] Compiling ArgumentParser ArgumentDecoder.swift
[98/122] Compiling ArgumentParser ArgumentDefinition.swift
[99/122] Compiling ArgumentParser ArgumentSet.swift
[100/122] Compiling ArgumentParser CommandParser.swift
[101/123] Emitting module ArgumentParser
[117/130] Compiling AirbnbSwiftFormatTool resource_bundle_accessor.swift
[118/130] Compiling AirbnbSwiftFormatTool Command.swift
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:29:13: warning: 'launchPath' is deprecated: renamed to 'executableURL'
27 | private func executeShellCommand() throws -> Int32 {
28 | let process = Process()
29 | process.launchPath = launchPath
| |- warning: 'launchPath' is deprecated: renamed to 'executableURL'
| `- note: use 'executableURL' instead
30 | process.arguments = arguments
31 |
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:40:33: warning: 'launchPath' is deprecated: renamed to 'executableURL'
38 |
39 | if log {
40 | let commandName = process.launchPath?.components(separatedBy: "/").last ?? "unknown"
| |- warning: 'launchPath' is deprecated: renamed to 'executableURL'
| `- note: use 'executableURL' instead
41 | log("\(commandName) command completed with exit code \(process.terminationStatus)")
42 | }
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/Command.swift:28:19: error: cannot find 'Process' in scope
26 | /// Synchronously runs this command and returns its exit code
27 | private func executeShellCommand() throws -> Int32 {
28 | let process = Process()
| `- error: cannot find 'Process' in scope
29 | process.launchPath = launchPath
30 | process.arguments = arguments
error: emit-module command failed with exit code 1 (use -v to see invocation)
[120/130] Emitting module AirbnbSwiftFormatTool
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/AirbnbSwiftFormatTool.swift:157:11: error: cannot find type 'Process' in scope
155 | }
156 |
157 | extension Process {
| `- error: cannot find type 'Process' in scope
158 | var shellCommand: String {
159 | let launchPath = launchPath ?? ""
[121/130] Compiling AirbnbSwiftFormatTool resource_bundle_accessor.swift
[122/130] Compiling AirbnbSwiftFormatTool AirbnbSwiftFormatTool.swift
/host/spi-builder-workspace/Sources/AirbnbSwiftFormatTool/AirbnbSwiftFormatTool.swift:157:11: error: cannot find type 'Process' in scope
155 | }
156 |
157 | extension Process {
| `- error: cannot find type 'Process' in scope
158 | var shellCommand: String {
159 | let launchPath = launchPath ?? ""
[123/130] Emitting module AirbnbSwiftFormatTool
BUILD FAILURE 6.1 wasm