Swift Package IndexBuild Information
Failed to build Flare, reference 3.3.0 (ac9338), with Swift 6.2 for Linux on 20 Feb 2026 02:28:11 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/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>&1Build Log
========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/space-code/flare.git
Reference: 3.3.0
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/space-code/flare
* tag 3.3.0 -> FETCH_HEAD
HEAD is now at ac93384 [Release] Flare 3.3.0
Cloned https://github.com/space-code/flare.git
Revision (git rev-parse @):
ac93384880c9da86ccab88337d797e5fb0b28852
SPI manifest file found: $PWD/.spi.yml
SUCCESS checkout https://github.com/space-code/flare.git at 3.3.0
========================================
Build
========================================
Selected platform: linux
Swift version: 6.2
Building package at path: $PWD
https://github.com/space-code/flare.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$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: sha256:257b0ae9749b4eea8553a58f7bf60a672611c061e9b845ccfee371e7c1138ce8
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.2-latest
Fetching https://github.com/apple/swift-docc-plugin
Fetching https://github.com/pointfreeco/swift-snapshot-testing
Fetching https://github.com/space-code/atomic.git
Fetching https://github.com/space-code/log.git
[1/2171] Fetching swift-docc-plugin
[219/2641] Fetching swift-docc-plugin, atomic
[689/3290] Fetching swift-docc-plugin, atomic, log
Fetched https://github.com/space-code/atomic.git from cache (0.57s)
Fetched https://github.com/space-code/log.git from cache (0.57s)
[261/2171] Fetching swift-docc-plugin
Fetched https://github.com/apple/swift-docc-plugin from cache (0.83s)
[1/15748] Fetching swift-snapshot-testing
Fetching https://github.com/space-code/concurrency.git
Fetched https://github.com/pointfreeco/swift-snapshot-testing from cache (4.64s)
[1/327] Fetching concurrency
Fetched https://github.com/space-code/concurrency.git from cache (0.49s)
Computing version for https://github.com/pointfreeco/swift-snapshot-testing
Computed https://github.com/pointfreeco/swift-snapshot-testing at 1.18.9 (5.74s)
Fetching https://github.com/swiftlang/swift-syntax
Fetching https://github.com/pointfreeco/swift-custom-dump
[1/5284] Fetching swift-custom-dump
Fetched https://github.com/pointfreeco/swift-custom-dump from cache (0.70s)
[1/74303] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax from cache (10.16s)
Computing version for https://github.com/space-code/atomic.git
warning: 'atomic': /Package.swift:12:16: warning: 'v11' is deprecated: tvOS 12.0 is the oldest supported version [#DeprecatedDeclaration]
10 | .iOS(.v13),
11 | .watchOS(.v6),
12 | .tvOS(.v11),
| `- warning: 'v11' is deprecated: tvOS 12.0 is the oldest supported version [#DeprecatedDeclaration]
13 | .visionOS(.v1),
14 | ],
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Computed https://github.com/space-code/atomic.git at 1.1.1 (10.90s)
Computing version for https://github.com/space-code/log.git
Computed https://github.com/space-code/log.git at 1.3.0 (0.65s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.4.6 (4.67s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3658] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.68s)
Computing version for https://github.com/space-code/concurrency.git
Computed https://github.com/space-code/concurrency.git at 0.3.1 (1.51s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (0.85s)
Computing version for https://github.com/pointfreeco/swift-custom-dump
Computed https://github.com/pointfreeco/swift-custom-dump at 1.4.1 (0.80s)
Fetching https://github.com/pointfreeco/xctest-dynamic-overlay
[1/5718] Fetching xctest-dynamic-overlay
Fetched https://github.com/pointfreeco/xctest-dynamic-overlay from cache (1.25s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 602.0.0 (2.55s)
Computing version for https://github.com/pointfreeco/xctest-dynamic-overlay
Computed https://github.com/pointfreeco/xctest-dynamic-overlay at 1.9.0 (0.77s)
Creating working copy for https://github.com/space-code/log.git
Working copy of https://github.com/space-code/log.git resolved at 1.3.0
Creating working copy for https://github.com/space-code/concurrency.git
Working copy of https://github.com/space-code/concurrency.git resolved at 0.3.1
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 602.0.0
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.4.6
Creating working copy for https://github.com/pointfreeco/xctest-dynamic-overlay
Working copy of https://github.com/pointfreeco/xctest-dynamic-overlay resolved at 1.9.0
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/pointfreeco/swift-custom-dump
Working copy of https://github.com/pointfreeco/swift-custom-dump resolved at 1.4.1
Creating working copy for https://github.com/pointfreeco/swift-snapshot-testing
Working copy of https://github.com/pointfreeco/swift-snapshot-testing resolved at 1.18.9
Creating working copy for https://github.com/space-code/atomic.git
Working copy of https://github.com/space-code/atomic.git resolved at 1.1.1
warning: 'atomic': /host/spi-builder-workspace/.build/checkouts/atomic/Package.swift:12:16: warning: 'v11' is deprecated: tvOS 12.0 is the oldest supported version [#DeprecatedDeclaration]
10 | .iOS(.v13),
11 | .watchOS(.v6),
12 | .tvOS(.v11),
| `- warning: 'v11' is deprecated: tvOS 12.0 is the oldest supported version [#DeprecatedDeclaration]
13 | .visionOS(.v1),
14 | ],
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/602.0.0/swift-6.2.3-RELEASE-MacroSupport-ubuntu_jammy_x86_64.tar.gz
Downloaded https://download.swift.org/prebuilts/swift-syntax/602.0.0/swift-6.2.3-RELEASE-MacroSupport-ubuntu_jammy_x86_64.tar.gz (0.59s)
warning: 'spi-builder-workspace': found 2 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/Sources/Flare/Makefile
/host/spi-builder-workspace/Sources/Flare/swiftgen.yml
warning: 'spi-builder-workspace': found 2 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/Sources/FlareUI/Makefile
/host/spi-builder-workspace/Sources/FlareUI/swiftgen.yml
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/17] Write sources
[3/17] Copying Localizable.strings
[3/17] Copying Info.plist
[3/17] Copying Localizable.strings
[6/17] Copying Info.plist
[6/17] Write sources
[6/17] Copying Localizable.strings
[9/17] Write sources
[14/17] Copying Assets.xcassets
[14/17] Copying Media.xcassets
[16/17] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[18/43] Emitting module Atomic
/host/spi-builder-workspace/.build/checkouts/atomic/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift:15:29: error: cannot find type 'os_unfair_lock_t' in scope
13 |
14 | /// The underlying `os_unfair_lock` used for synchronization.
15 | private let unfairLock: os_unfair_lock_t
| `- error: cannot find type 'os_unfair_lock_t' in scope
16 |
17 | // MARK: Initialization
[19/43] Compiling Concurrency TaskFactory.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[20/43] Emitting module Log
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[21/45] Compiling Log IOSWriter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[22/45] Compiling Log OSWriter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[23/45] Compiling Atomic UnfairLock.swift
/host/spi-builder-workspace/.build/checkouts/atomic/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift:15:29: error: cannot find type 'os_unfair_lock_t' in scope
13 |
14 | /// The underlying `os_unfair_lock` used for synchronization.
15 | private let unfairLock: os_unfair_lock_t
| `- error: cannot find type 'os_unfair_lock_t' in scope
16 |
17 | // MARK: Initialization
/host/spi-builder-workspace/.build/checkouts/atomic/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift:21:23: error: cannot infer contextual base in reference to member 'allocate'
19 | /// Initializes an UnfairLock instance.
20 | init() {
21 | unfairLock = .allocate(capacity: 1)
| `- error: cannot infer contextual base in reference to member 'allocate'
22 | unfairLock.initialize(to: os_unfair_lock())
23 | }
/host/spi-builder-workspace/.build/checkouts/atomic/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift:22:35: error: cannot find 'os_unfair_lock' in scope
20 | init() {
21 | unfairLock = .allocate(capacity: 1)
22 | unfairLock.initialize(to: os_unfair_lock())
| `- error: cannot find 'os_unfair_lock' in scope
23 | }
24 |
/host/spi-builder-workspace/.build/checkouts/atomic/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift:35:9: error: cannot find 'os_unfair_lock_lock' in scope
33 | extension UnfairLock: ILock {
34 | func lock() {
35 | os_unfair_lock_lock(unfairLock)
| `- error: cannot find 'os_unfair_lock_lock' in scope
36 | }
37 |
/host/spi-builder-workspace/.build/checkouts/atomic/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift:39:9: error: cannot find 'os_unfair_lock_unlock' in scope
37 |
38 | func unlock() {
39 | os_unfair_lock_unlock(unfairLock)
| `- error: cannot find 'os_unfair_lock_unlock' in scope
40 | }
41 | }
[24/45] Compiling Atomic Atomic.swift
/host/spi-builder-workspace/.build/checkouts/atomic/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift:15:29: error: cannot find type 'os_unfair_lock_t' in scope
13 |
14 | /// The underlying `os_unfair_lock` used for synchronization.
15 | private let unfairLock: os_unfair_lock_t
| `- error: cannot find type 'os_unfair_lock_t' in scope
16 |
17 | // MARK: Initialization
[25/45] Compiling Atomic ILock.swift
[26/45] Compiling Log ILogFormatter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[27/45] Compiling Log PrefixLogFormatter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[28/45] Compiling Concurrency ITaskFactory.swift
[29/45] Compiling Log IStyleLogStrategy.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[30/45] Compiling Log ConsolePrinter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[31/45] Compiling Log ConsoleWriter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[32/45] Compiling Log IConsoleWriter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[33/45] Compiling Log IPrinter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
[34/45] Compiling Log OSPrinter.swift
/host/spi-builder-workspace/.build/checkouts/log/Sources/Log/Classes/Core/Printers/OSPrinter.swift:7:8: error: no such module 'OSLog'
5 |
6 | import Foundation
7 | import OSLog
| `- error: no such module 'OSLog'
8 |
9 | // MARK: - OSPrinter
BUILD FAILURE 6.2 linux