Swift Package IndexBuild Information
Failed to build BlackBox, reference 4.1.0 (6d4094), with Swift 6.3 for Wasm on 19 Apr 2026 14:43:45 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/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-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 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/dodobrands/BlackBox.git
Reference: 4.1.0
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/dodobrands/BlackBox
* tag 4.1.0 -> FETCH_HEAD
HEAD is now at 6d4094c Added isTrace property (#84)
Cloned https://github.com/dodobrands/BlackBox.git
Revision (git rev-parse @):
6d4094c504b9e05d63298d93507386ef70f1d7b9
SUCCESS checkout https://github.com/dodobrands/BlackBox.git at 4.1.0
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Build
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/dodobrands/BlackBox.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Fetching https://github.com/dodobrands/DBThreadSafe-ios.git
Fetching https://github.com/apple/swift-docc-plugin
[1/2277] Fetching swift-docc-plugin
[229/2551] Fetching swift-docc-plugin, dbthreadsafe-ios
Fetched https://github.com/dodobrands/DBThreadSafe-ios.git from cache (0.68s)
Fetched https://github.com/apple/swift-docc-plugin from cache (0.68s)
Computing version for https://github.com/dodobrands/DBThreadSafe-ios.git
Computed https://github.com/dodobrands/DBThreadSafe-ios.git at 2.3.0 (1.44s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.4.6 (3.14s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3672] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.41s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.06s)
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/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/dodobrands/DBThreadSafe-ios.git
Working copy of https://github.com/dodobrands/DBThreadSafe-ios.git resolved at 2.3.0
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/6] Write sources
[5/6] Write swift-version-24593BA9C3E375BF.txt
[7/10] Emitting module DBThreadSafe
[8/10] Compiling DBThreadSafe ThreadSafe.swift
[9/10] Compiling DBThreadSafe Lock.swift
/host/spi-builder-workspace/.build/checkouts/DBThreadSafe-ios/Sources/DBThreadSafe/Lock.swift:7:22: error: cannot find 'pthread_rwlock_init' in scope
5 |
6 | init() {
7 | precondition(pthread_rwlock_init(lock, nil) == 0, "Failed to initialize the lock")
| `- error: cannot find 'pthread_rwlock_init' in scope
8 | }
9 |
/host/spi-builder-workspace/.build/checkouts/DBThreadSafe-ios/Sources/DBThreadSafe/Lock.swift:7:48: error: 'nil' requires a contextual type
5 |
6 | init() {
7 | precondition(pthread_rwlock_init(lock, nil) == 0, "Failed to initialize the lock")
| `- error: 'nil' requires a contextual type
8 | }
9 |
/host/spi-builder-workspace/.build/checkouts/DBThreadSafe-ios/Sources/DBThreadSafe/Lock.swift:11:9: error: cannot find 'pthread_rwlock_rdlock' in scope
9 |
10 | func readLock() {
11 | pthread_rwlock_rdlock(lock)
| `- error: cannot find 'pthread_rwlock_rdlock' in scope
12 | }
13 |
/host/spi-builder-workspace/.build/checkouts/DBThreadSafe-ios/Sources/DBThreadSafe/Lock.swift:15:9: error: cannot find 'pthread_rwlock_wrlock' in scope
13 |
14 | func writeLock() {
15 | pthread_rwlock_wrlock(lock)
| `- error: cannot find 'pthread_rwlock_wrlock' in scope
16 | }
17 |
/host/spi-builder-workspace/.build/checkouts/DBThreadSafe-ios/Sources/DBThreadSafe/Lock.swift:19:9: error: cannot find 'pthread_rwlock_unlock' in scope
17 |
18 | func unlock() {
19 | pthread_rwlock_unlock(lock)
| `- error: cannot find 'pthread_rwlock_unlock' in scope
20 | }
21 |
/host/spi-builder-workspace/.build/checkouts/DBThreadSafe-ios/Sources/DBThreadSafe/Lock.swift:23:22: error: cannot find 'pthread_rwlock_destroy' in scope
21 |
22 | deinit {
23 | precondition(pthread_rwlock_destroy(lock) == 0, "Failed to destroy the lock")
| `- error: cannot find 'pthread_rwlock_destroy' in scope
24 |
25 | lock.deallocate()
[10/10] Compiling DBThreadSafe DBThreadSafeContainer.swift
BUILD FAILURE 6.3 wasm