Build Information
Successful build of skip, reference main (0032ff
), with Swift 6.2 (beta) for Linux on 9 Sep 2025 21:36:47 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/finestructure/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
Build Log
========================================
RunAll
========================================
Builder version: 4.67.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/skiptools/skip.git
Reference: main
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/skiptools/skip
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 0032fff Update test cases to acknowledge new app_privacy_details.json metadata
Cloned https://github.com/skiptools/skip.git
Revision (git rev-parse @):
0032fff8d58889143fadd0ecbc4c543fe292524f
SUCCESS checkout https://github.com/skiptools/skip.git at main
========================================
Build
========================================
Selected platform: linux
Swift version: 6.2
Building package at path: $PWD
https://github.com/skiptools/skip.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:c6c8e08ea30bca759adf847aac87887750120fe9b6eaea09f5af37036a41e81a
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.2-latest
Downloading binary artifact https://source.skip.tools/skip/releases/download/1.6.17/skip-linux.zip
[1369/165381950] Downloading https://source.skip.tools/skip/releases/download/1.6.17/skip-linux.zip
Downloaded https://source.skip.tools/skip/releases/download/1.6.17/skip-linux.zip (13.36s)
[1/1] Compiling plugin Create SkipLink
[2/2] Compiling plugin skipstone
Building for debugging...
[2/5] Write sources
[4/5] Write swift-version-24593BA9C3E375BF.txt
[6/11] Compiling SkipDrive Version.swift
[7/11] Emitting module SkipDrive
[8/11] Compiling SkipDrive GradleDriver.swift
[9/11] Compiling SkipDrive GradleHarness.swift
[10/11] Compiling SkipDrive ToolSupport.swift
/host/spi-builder-workspace/Sources/SkipDrive/ToolSupport.swift:1071:60: warning: reference to captured var 'outputPipe' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1069 | group.enter()
1070 | let stdoutThread = Thread { [weak self] in
1071 | if let readResult = self?.readOutput(onFD: outputPipe[0], outputClosure: outputClosures?.stdoutClosure) {
| `- warning: reference to captured var 'outputPipe' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1072 | pendingLock.withLock {
1073 | if let stderrResult = pending {
/host/spi-builder-workspace/Sources/SkipDrive/ToolSupport.swift:1073:47: warning: reference to captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1071 | if let readResult = self?.readOutput(onFD: outputPipe[0], outputClosure: outputClosures?.stdoutClosure) {
1072 | pendingLock.withLock {
1073 | if let stderrResult = pending {
| `- warning: reference to captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1074 | self?.stateLock.withLock {
1075 | self?.state = .outputReady(stdout: readResult, stderr: stderrResult)
/host/spi-builder-workspace/Sources/SkipDrive/ToolSupport.swift:1078:29: warning: mutation of captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1076 | }
1077 | } else {
1078 | pending = readResult
| `- warning: mutation of captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1079 | }
1080 | }
/host/spi-builder-workspace/Sources/SkipDrive/ToolSupport.swift:1082:70: warning: reference to captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1080 | }
1081 | group.leave()
1082 | } else if let stderrResult = (pendingLock.withLock { pending }) {
| `- warning: reference to captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1083 | // TODO: this is more of an error
1084 | self?.stateLock.withLock {
/host/spi-builder-workspace/Sources/SkipDrive/ToolSupport.swift:1100:64: warning: reference to captured var 'stderrPipe' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1098 | group.enter()
1099 | stderrThread = Thread { [weak self] in
1100 | if let readResult = self?.readOutput(onFD: stderrPipe[0], outputClosure: outputClosures?.stderrClosure) {
| `- warning: reference to captured var 'stderrPipe' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1101 | pendingLock.withLock {
1102 | if let stdoutResult = pending {
/host/spi-builder-workspace/Sources/SkipDrive/ToolSupport.swift:1102:51: warning: reference to captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1100 | if let readResult = self?.readOutput(onFD: stderrPipe[0], outputClosure: outputClosures?.stderrClosure) {
1101 | pendingLock.withLock {
1102 | if let stdoutResult = pending {
| `- warning: reference to captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1103 | self?.stateLock.withLock {
1104 | self?.state = .outputReady(stdout: stdoutResult, stderr: readResult)
/host/spi-builder-workspace/Sources/SkipDrive/ToolSupport.swift:1107:33: warning: mutation of captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1105 | }
1106 | } else {
1107 | pending = readResult
| `- warning: mutation of captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1108 | }
1109 | }
/host/spi-builder-workspace/Sources/SkipDrive/ToolSupport.swift:1111:74: warning: reference to captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1109 | }
1110 | group.leave()
1111 | } else if let stdoutResult = (pendingLock.withLock { pending }) {
| `- warning: reference to captured var 'pending' in concurrently-executing code; this is an error in the Swift 6 language mode [#SendableClosureCaptures]
1112 | // TODO: this is more of an error
1113 | self?.stateLock.withLock {
[#SendableClosureCaptures]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-closure-captures>
[11/11] Compiling SkipDrive SourceMap.swift
[13/14] Emitting module SkipTest
[14/14] Compiling SkipTest XCGradleHarness.swift
Build complete! (44.45s)
Build complete.
{
"default_localization" : "en",
"dependencies" : [
],
"manifest_display_name" : "skip",
"name" : "skip",
"path" : "/host/spi-builder-workspace",
"platforms" : [
{
"name" : "ios",
"version" : "16.0"
},
{
"name" : "macos",
"version" : "13.0"
},
{
"name" : "tvos",
"version" : "16.0"
},
{
"name" : "watchos",
"version" : "9.0"
},
{
"name" : "maccatalyst",
"version" : "16.0"
}
],
"products" : [
{
"name" : "skipstone",
"targets" : [
"skipstone"
],
"type" : {
"plugin" : null
}
},
{
"name" : "skiplink",
"targets" : [
"Create SkipLink"
],
"type" : {
"plugin" : null
}
},
{
"name" : "SkipDrive",
"targets" : [
"SkipDrive"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "SkipTest",
"targets" : [
"SkipTest"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "skipstone",
"module_type" : "PluginTarget",
"name" : "skipstone",
"path" : "Plugins/SkipPlugin",
"plugin_capability" : {
"type" : "buildTool"
},
"product_memberships" : [
"skipstone",
"SkipDrive",
"SkipTest"
],
"sources" : [
"SkipPlugin.swift"
],
"target_dependencies" : [
"skip"
],
"type" : "plugin"
},
{
"c99name" : "skip",
"module_type" : "BinaryTarget",
"name" : "skip",
"path" : "remote/archive/skip-linux.zip",
"product_memberships" : [
"skipstone",
"skiplink",
"SkipDrive",
"SkipTest"
],
"sources" : [
],
"type" : "binary"
},
{
"c99name" : "SkipTestTests",
"module_type" : "SwiftTarget",
"name" : "SkipTestTests",
"path" : "Tests/SkipTestTests",
"sources" : [
"GradleDriverTests.swift"
],
"target_dependencies" : [
"SkipTest"
],
"type" : "test"
},
{
"c99name" : "SkipTest",
"module_type" : "SwiftTarget",
"name" : "SkipTest",
"path" : "Sources/SkipTest",
"product_memberships" : [
"SkipTest"
],
"sources" : [
"XCGradleHarness.swift"
],
"target_dependencies" : [
"SkipDrive"
],
"type" : "library"
},
{
"c99name" : "SkipDriveTests",
"module_type" : "SwiftTarget",
"name" : "SkipDriveTests",
"path" : "Tests/SkipDriveTests",
"sources" : [
"SkipDriveTests.swift"
],
"target_dependencies" : [
"SkipDrive"
],
"type" : "test"
},
{
"c99name" : "SkipDrive",
"module_type" : "SwiftTarget",
"name" : "SkipDrive",
"path" : "Sources/SkipDrive",
"product_memberships" : [
"SkipDrive",
"SkipTest"
],
"sources" : [
"GradleDriver.swift",
"GradleHarness.swift",
"SourceMap.swift",
"ToolSupport.swift",
"Version.swift"
],
"target_dependencies" : [
"skipstone",
"skip"
],
"type" : "library"
},
{
"c99name" : "Create_SkipLink",
"module_type" : "PluginTarget",
"name" : "Create SkipLink",
"path" : "Plugins/SkipLink",
"plugin_capability" : {
"intent" : {
"description" : "Create local links to transpiled output",
"type" : "custom",
"verb" : "SkipLink"
},
"permissions" : [
{
"network_scope" : {
"none" : {
}
},
"reason" : "This command will create local links to the skipstone output for the specified package(s), enabling access to the transpiled Kotlin",
"type" : "writeToPackageDirectory"
}
],
"type" : "command"
},
"product_memberships" : [
"skiplink"
],
"sources" : [
"SkipLinkPlugin.swift"
],
"target_dependencies" : [
"skip"
],
"type" : "plugin"
}
],
"tools_version" : "5.9"
}
basic-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:c6c8e08ea30bca759adf847aac87887750120fe9b6eaea09f5af37036a41e81a
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.2-latest
error: 'spi-builder-workspace': executable product 'skip' expects target 'skip' to be executable; an executable target requires a 'main.swift' file
Done.