Swift Package IndexBuild Information
Failed to build Readium, reference 3.8.0 (f7d10d), with Swift 6.3 for Wasm on 19 Apr 2026 02:21:14 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/readium/swift-toolkit.git
Reference: 3.8.0
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/readium/swift-toolkit
* tag 3.8.0 -> FETCH_HEAD
HEAD is now at f7d10d2 3.8.0 (#744)
Cloned https://github.com/readium/swift-toolkit.git
Revision (git rev-parse @):
f7d10d2bf5876408feae14d634416f69d1473fd8
SUCCESS checkout https://github.com/readium/swift-toolkit.git at 3.8.0
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/readium/swift-toolkit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$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/scinfu/SwiftSoup.git
Fetching https://github.com/readium/Fuzi.git
Fetching https://github.com/readium/GCDWebServer.git
Fetching https://github.com/readium/ZIPFoundation.git
Fetching https://github.com/stephencelis/SQLite.swift.git
Fetching https://github.com/apple/swift-docc-plugin
[1/840] Fetching fuzi
[841/5064] Fetching fuzi, gcdwebserver
[1095/10301] Fetching fuzi, gcdwebserver, zipfoundation
[1432/16230] Fetching fuzi, gcdwebserver, zipfoundation, swiftsoup
[3015/18507] Fetching fuzi, gcdwebserver, zipfoundation, swiftsoup, swift-docc-plugin
[3665/29635] Fetching fuzi, gcdwebserver, zipfoundation, swiftsoup, swift-docc-plugin, sqlite.swift
Fetched https://github.com/apple/swift-docc-plugin from cache (1.60s)
[22439/27358] Fetching fuzi, gcdwebserver, zipfoundation, swiftsoup, sqlite.swift
Fetching https://github.com/ra1028/DifferenceKit.git
Fetched https://github.com/scinfu/SwiftSoup.git from cache (2.07s)
Fetched https://github.com/readium/Fuzi.git from cache (2.07s)
Fetching https://github.com/marmelroy/Zip.git
[20589/20589] Fetching gcdwebserver, zipfoundation, sqlite.swift
Fetching https://github.com/krzyzanowskim/CryptoSwift.git
Fetched https://github.com/readium/ZIPFoundation.git from cache (2.12s)
[1/2319] Fetching differencekit
Fetched https://github.com/readium/GCDWebServer.git from cache (2.15s)
[651/4319] Fetching differencekit, zip
[1180/17660] Fetching differencekit, zip, cryptoswift
Fetched https://github.com/stephencelis/SQLite.swift.git from cache (2.90s)
Fetched https://github.com/ra1028/DifferenceKit.git from cache (1.32s)
[3648/15341] Fetching zip, cryptoswift
Fetched https://github.com/marmelroy/Zip.git from cache (2.67s)
Fetched https://github.com/krzyzanowskim/CryptoSwift.git from cache (2.70s)
Computing version for https://github.com/readium/ZIPFoundation.git
Computed https://github.com/readium/ZIPFoundation.git at 3.0.1 (5.64s)
Computing version for https://github.com/readium/Fuzi.git
Computed https://github.com/readium/Fuzi.git at 4.0.0 (3.13s)
Computing version for https://github.com/ra1028/DifferenceKit.git
Computed https://github.com/ra1028/DifferenceKit.git at 1.3.0 (0.94s)
Computing version for https://github.com/readium/GCDWebServer.git
Computed https://github.com/readium/GCDWebServer.git at 4.0.1 (0.73s)
Computing version for https://github.com/marmelroy/Zip.git
Computed https://github.com/marmelroy/Zip.git at 2.1.2 (0.86s)
Computing version for https://github.com/scinfu/SwiftSoup.git
Computed https://github.com/scinfu/SwiftSoup.git at 2.13.4 (0.70s)
Computing version for https://github.com/stephencelis/SQLite.swift.git
Computed https://github.com/stephencelis/SQLite.swift.git at 0.16.0 (0.74s)
Fetching https://github.com/stephencelis/CSQLite
[1/200] Fetching csqlite
Fetched https://github.com/stephencelis/CSQLite from cache (1.49s)
Computing version for https://github.com/stephencelis/CSQLite
Computed https://github.com/stephencelis/CSQLite at 3.50.4 (2.32s)
Computing version for https://github.com/krzyzanowskim/CryptoSwift.git
Computed https://github.com/krzyzanowskim/CryptoSwift.git at 1.9.0 (0.83s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.4.6 (0.84s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3672] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (1.01s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (2.21s)
Creating working copy for https://github.com/scinfu/SwiftSoup.git
Working copy of https://github.com/scinfu/SwiftSoup.git resolved at 2.13.4
Creating working copy for https://github.com/stephencelis/CSQLite
Working copy of https://github.com/stephencelis/CSQLite resolved at 3.50.4
Creating working copy for https://github.com/ra1028/DifferenceKit.git
Working copy of https://github.com/ra1028/DifferenceKit.git resolved at 1.3.0
Creating working copy for https://github.com/stephencelis/SQLite.swift.git
Working copy of https://github.com/stephencelis/SQLite.swift.git resolved at 0.16.0
Creating working copy for https://github.com/readium/ZIPFoundation.git
Working copy of https://github.com/readium/ZIPFoundation.git resolved at 3.0.1
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/readium/Fuzi.git
Working copy of https://github.com/readium/Fuzi.git resolved at 4.0.0
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/readium/GCDWebServer.git
Working copy of https://github.com/readium/GCDWebServer.git resolved at 4.0.1
Creating working copy for https://github.com/marmelroy/Zip.git
Working copy of https://github.com/marmelroy/Zip.git resolved at 2.1.2
Creating working copy for https://github.com/krzyzanowskim/CryptoSwift.git
Working copy of https://github.com/krzyzanowskim/CryptoSwift.git resolved at 1.9.0
warning: 'zipfoundation': found 1 file(s) which are unhandled; explicitly declare them as resources or exclude from the target
/host/spi-builder-workspace/.build/checkouts/ZIPFoundation/Sources/ZIPFoundation/Resources/PrivacyInfo.xcprivacy
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/54] Write sources
[3/54] Copying PrivacyInfo.xcprivacy
[4/54] Write sources
[6/54] Copying Info.plist
[6/54] Copying Assets
[6/54] Copying W3CAccessibilityMetadataDisplayGuide.strings
[6/54] Copying Info.plist
[6/54] Copying Localizable.strings
[6/54] Copying Info.plist
[6/54] Copying Publications
[6/54] Copying prod-license.lcpl
[6/54] Copying Localizable.strings
[19/54] Copying Info.plist
[22/54] Copying Assets
[22/54] Write sources
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/GCDWebServerRequest.m:29:2: error: ReadiumGCDWebServer requires ARC
29 | #error ReadiumGCDWebServer requires ARC
| ^
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/GCDWebServerRequest.m:32:9: fatal error: 'zlib.h' file not found
32 | #import <zlib.h>
| ^~~~~~~~
2 errors generated.
[30/54] Compiling GCDWebServerRequest.m
[30/54] Compiling SQLiteSwiftCSQLite sqlite3.c
[30/54] Compiling GCDWebServerErrorResponse.m
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Requests/GCDWebServerDataRequest.m:29:2: error: ReadiumGCDWebServer requires ARC
29 | #error ReadiumGCDWebServer requires ARC
| ^
In file included from /host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Requests/GCDWebServerDataRequest.m:33:
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Requests/../Core/GCDWebServerPrivate.h:28:9: fatal error: 'os/object.h' file not found
28 | #import <os/object.h>
| ^~~~~~~~~~~~~
2 errors generated.
[30/54] Compiling GCDWebServerDataRequest.m
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Responses/GCDWebServerFileResponse.m:29:2: error: ReadiumGCDWebServer requires ARC
29 | #error ReadiumGCDWebServer requires ARC
| ^
In file included from /host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Responses/GCDWebServerFileResponse.m:35:
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Responses/../Core/GCDWebServerPrivate.h:28:9: fatal error: 'os/object.h' file not found
28 | #import <os/object.h>
| ^~~~~~~~~~~~~
[30/54] Compiling GCDWebServerFileResponse.m
[30/54] Compiling GCDWebServerStreamedResponse.m
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/GCDWebServerResponse.m:29:2: error: ReadiumGCDWebServer requires ARC
29 | #error ReadiumGCDWebServer requires ARC
| ^
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/GCDWebServerResponse.m:32:9: fatal error: 'zlib.h' file not found
32 | #import <zlib.h>
| ^~~~~~~~
[30/54] Compiling GCDWebServerResponse.m
[30/54] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.3 wasm