Swift Package IndexBuild Information
Failed to build Bluebird, reference 6.0.0 (e235da), with Swift 6.3 for Linux on 13 Apr 2026 05:53:53 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/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/AndrewBarba/Bluebird.swift.git
Reference: 6.0.0
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/AndrewBarba/Bluebird.swift
* tag 6.0.0 -> FETCH_HEAD
HEAD is now at e235da7 Changelog
Cloned https://github.com/AndrewBarba/Bluebird.swift.git
Revision (git rev-parse @):
e235da7e2b94fe0ed39fa7f6a8b5a0f1912ed19e
SUCCESS checkout https://github.com/AndrewBarba/Bluebird.swift.git at 6.0.0
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Build
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Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/AndrewBarba/Bluebird.swift.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
warning: 'spi-builder-workspace': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/Sources/Library.xcconfig
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/24] Emitting module Bluebird
/host/spi-builder-workspace/Sources/Lock.swift:45:25: error: cannot find 'os_unfair_lock' in scope
43 | private class UnfairLock: _Lock {
44 |
45 | private var _lock = os_unfair_lock()
| `- error: cannot find 'os_unfair_lock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
[4/27] Compiling Bluebird Promise+reflect.swift
[5/27] Compiling Bluebird Promise+return.swift
[6/27] Compiling Bluebird Promise+tap.swift
[7/27] Compiling Bluebird Promise+defer.swift
[8/27] Compiling Bluebird Promise+delay.swift
[9/27] Compiling Bluebird Promise+errors.swift
[10/27] Compiling Bluebird Promise+try.swift
[11/27] Compiling Bluebird Promise+void.swift
[12/27] Compiling Bluebird Promise.swift
[13/27] Compiling Bluebird Promise+finally.swift
[14/27] Compiling Bluebird Promise+join.swift
[15/27] Compiling Bluebird Promise+map.swift
[16/27] Compiling Bluebird Promise+all.swift
[17/27] Compiling Bluebird Promise+any.swift
[18/27] Compiling Bluebird Promise+catch.swift
[19/27] Compiling Bluebird Promise+race.swift
[20/27] Compiling Bluebird Promise+recover.swift
[21/27] Compiling Bluebird Promise+reduce.swift
[22/27] Compiling Bluebird Promise+tapCatch.swift
[23/27] Compiling Bluebird Promise+then.swift
[24/27] Compiling Bluebird Promise+timeout.swift
[25/27] Compiling Bluebird Lock.swift
/host/spi-builder-workspace/Sources/Lock.swift:45:25: error: cannot find 'os_unfair_lock' in scope
43 | private class UnfairLock: _Lock {
44 |
45 | private var _lock = os_unfair_lock()
| `- error: cannot find 'os_unfair_lock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
/host/spi-builder-workspace/Sources/Lock.swift:48:9: error: cannot find 'os_unfair_lock_lock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
48 | os_unfair_lock_lock(&_lock); defer { os_unfair_lock_unlock(&_lock) }
| `- error: cannot find 'os_unfair_lock_lock' in scope
49 | return try block()
50 | }
/host/spi-builder-workspace/Sources/Lock.swift:48:46: error: cannot find 'os_unfair_lock_unlock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
48 | os_unfair_lock_lock(&_lock); defer { os_unfair_lock_unlock(&_lock) }
| `- error: cannot find 'os_unfair_lock_unlock' in scope
49 | return try block()
50 | }
[26/27] Compiling Bluebird Promise+Combine.swift
/host/spi-builder-workspace/Sources/Lock.swift:45:25: error: cannot find 'os_unfair_lock' in scope
43 | private class UnfairLock: _Lock {
44 |
45 | private var _lock = os_unfair_lock()
| `- error: cannot find 'os_unfair_lock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
/host/spi-builder-workspace/Sources/Lock.swift:48:9: error: cannot find 'os_unfair_lock_lock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
48 | os_unfair_lock_lock(&_lock); defer { os_unfair_lock_unlock(&_lock) }
| `- error: cannot find 'os_unfair_lock_lock' in scope
49 | return try block()
50 | }
/host/spi-builder-workspace/Sources/Lock.swift:48:46: error: cannot find 'os_unfair_lock_unlock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
48 | os_unfair_lock_lock(&_lock); defer { os_unfair_lock_unlock(&_lock) }
| `- error: cannot find 'os_unfair_lock_unlock' in scope
49 | return try block()
50 | }
[27/27] Compiling Bluebird Promise+Concurrency.swift
/host/spi-builder-workspace/Sources/Lock.swift:45:25: error: cannot find 'os_unfair_lock' in scope
43 | private class UnfairLock: _Lock {
44 |
45 | private var _lock = os_unfair_lock()
| `- error: cannot find 'os_unfair_lock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
/host/spi-builder-workspace/Sources/Lock.swift:48:9: error: cannot find 'os_unfair_lock_lock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
48 | os_unfair_lock_lock(&_lock); defer { os_unfair_lock_unlock(&_lock) }
| `- error: cannot find 'os_unfair_lock_lock' in scope
49 | return try block()
50 | }
/host/spi-builder-workspace/Sources/Lock.swift:48:46: error: cannot find 'os_unfair_lock_unlock' in scope
46 |
47 | func sync<T>(execute block: () throws -> T) rethrows -> T {
48 | os_unfair_lock_lock(&_lock); defer { os_unfair_lock_unlock(&_lock) }
| `- error: cannot find 'os_unfair_lock_unlock' in scope
49 | return try block()
50 | }
BUILD FAILURE 6.3 linux