Swift Package IndexBuild Information
Failed to build Readium, reference develop (c71bd3), with Swift 6.1 for Android on 30 Apr 2026 13:57:29 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/readium/swift-toolkit.git
Reference: develop
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
* branch develop -> FETCH_HEAD
* [new branch] develop -> origin/develop
HEAD is now at c71bd3f Improve CSS selector performance in the Content API (#786)
Cloned https://github.com/readium/swift-toolkit.git
Revision (git rev-parse @):
c71bd3fc18040d18c028cc5bd479fecb9316b905
SUCCESS checkout https://github.com/readium/swift-toolkit.git at develop
========================================
Build
========================================
Selected platform: android
Swift version: 6.1
Building package at path: $PWD
https://github.com/readium/swift-toolkit.git
https://github.com/readium/swift-toolkit.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
android-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d37fe7b8fba27dae59fb1d9d7dfa86b38b41ffb3975924aad6f05cb4cc3de131
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:android-6.1-latest
Fetching https://github.com/apple/swift-docc-plugin
Fetching https://github.com/readium/Fuzi.git
Fetching https://github.com/readium/ZIPFoundation.git
Fetching https://github.com/readium/GCDWebServer.git
Fetching https://github.com/scinfu/SwiftSoup.git
[1/2287] Fetching swift-docc-plugin
[230/3127] Fetching swift-docc-plugin, fuzi
[1093/9056] Fetching swift-docc-plugin, fuzi, swiftsoup
[1094/13280] Fetching swift-docc-plugin, fuzi, swiftsoup, gcdwebserver
[1712/18517] Fetching swift-docc-plugin, fuzi, swiftsoup, gcdwebserver, zipfoundation
Fetching https://github.com/stephencelis/SQLite.swift.git
Fetched https://github.com/apple/swift-docc-plugin from cache (0.57s)
[8213/16230] Fetching fuzi, swiftsoup, gcdwebserver, zipfoundation
Fetching https://github.com/ra1028/DifferenceKit.git
[15556/18549] Fetching fuzi, swiftsoup, gcdwebserver, zipfoundation, differencekit
[16788/29707] Fetching fuzi, swiftsoup, gcdwebserver, zipfoundation, differencekit, sqlite.swift
Fetched https://github.com/scinfu/SwiftSoup.git from cache (1.01s)
Fetching https://github.com/marmelroy/Zip.git
[11863/23778] Fetching fuzi, gcdwebserver, zipfoundation, differencekit, sqlite.swift
Fetched https://github.com/readium/Fuzi.git from cache (1.14s)
[14532/22938] Fetching gcdwebserver, zipfoundation, differencekit, sqlite.swift
Fetched https://github.com/readium/ZIPFoundation.git from cache (1.16s)
[9741/17701] Fetching gcdwebserver, differencekit, sqlite.swift
Fetching https://github.com/krzyzanowskim/CryptoSwift.git
Fetched https://github.com/readium/GCDWebServer.git from cache (1.19s)
[6968/13477] Fetching differencekit, sqlite.swift
[9573/15477] Fetching differencekit, sqlite.swift, zip
Fetched https://github.com/ra1028/DifferenceKit.git from cache (0.90s)
[7714/26545] Fetching sqlite.swift, zip, cryptoswift
Fetched https://github.com/marmelroy/Zip.git from cache (0.85s)
[13167/24545] Fetching sqlite.swift, cryptoswift
Fetched https://github.com/stephencelis/SQLite.swift.git from cache (1.44s)
[3615/13387] Fetching cryptoswift
Fetched https://github.com/krzyzanowskim/CryptoSwift.git from cache (2.00s)
Computing version for https://github.com/readium/ZIPFoundation.git
Computed https://github.com/readium/ZIPFoundation.git at 3.0.1 (3.79s)
Computing version for https://github.com/readium/Fuzi.git
Computed https://github.com/readium/Fuzi.git at 4.0.0 (3.50s)
Computing version for https://github.com/ra1028/DifferenceKit.git
Computed https://github.com/ra1028/DifferenceKit.git at 1.3.0 (1.03s)
Computing version for https://github.com/readium/GCDWebServer.git
Computed https://github.com/readium/GCDWebServer.git at 4.0.1 (0.97s)
Computing version for https://github.com/marmelroy/Zip.git
Computed https://github.com/marmelroy/Zip.git at 2.1.2 (0.88s)
Computing version for https://github.com/scinfu/SwiftSoup.git
Computed https://github.com/scinfu/SwiftSoup.git at 2.13.4 (0.79s)
Computing version for https://github.com/stephencelis/SQLite.swift.git
Computed https://github.com/stephencelis/SQLite.swift.git at 0.16.0 (0.79s)
Fetching https://github.com/stephencelis/CSQLite
Fetching https://github.com/sqlcipher/SQLCipher.swift
[1/200] Fetching csqlite
[201/327] Fetching csqlite, sqlcipher.swift
Fetched https://github.com/stephencelis/CSQLite from cache (10.36s)
Fetched https://github.com/sqlcipher/SQLCipher.swift from cache (10.36s)
Computing version for https://github.com/stephencelis/CSQLite
Computed https://github.com/stephencelis/CSQLite at 3.50.4 (12.77s)
Computing version for https://github.com/sqlcipher/SQLCipher.swift
Computed https://github.com/sqlcipher/SQLCipher.swift at 4.15.0 (2.93s)
Computing version for https://github.com/krzyzanowskim/CryptoSwift.git
Computed https://github.com/krzyzanowskim/CryptoSwift.git at 1.10.0 (2.08s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.5.0 (0.89s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3679] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.47s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.14s)
Creating working copy for https://github.com/apple/swift-docc-plugin
Working copy of https://github.com/apple/swift-docc-plugin resolved at 1.5.0
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/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/marmelroy/Zip.git
Working copy of https://github.com/marmelroy/Zip.git resolved at 2.1.2
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/readium/GCDWebServer.git
Working copy of https://github.com/readium/GCDWebServer.git resolved at 4.0.1
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/readium/ZIPFoundation.git
Working copy of https://github.com/readium/ZIPFoundation.git resolved at 3.0.1
Creating working copy for https://github.com/sqlcipher/SQLCipher.swift
Working copy of https://github.com/sqlcipher/SQLCipher.swift resolved at 4.15.0
Creating working copy for https://github.com/krzyzanowskim/CryptoSwift.git
Working copy of https://github.com/krzyzanowskim/CryptoSwift.git resolved at 1.10.0
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
Downloading binary artifact https://github.com/sqlcipher/SQLCipher.swift/releases/download/4.15.0/SQLCipher.xcframework.zip
[16375/50209920] Downloading https://github.com/sqlcipher/SQLCipher.swift/releases/download/4.15.0/SQLCipher.xcframework.zip
Downloaded https://github.com/sqlcipher/SQLCipher.swift/releases/download/4.15.0/SQLCipher.xcframework.zip (5.08s)
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...
[2/53] Write sources
[3/53] Copying PrivacyInfo.xcprivacy
[3/53] Write sources
[3/53] Copying Info.plist
[3/53] Copying W3CAccessibilityMetadataDisplayGuide.strings
[3/53] Copying Assets
[3/53] Copying W3CAccessibilityMetadataDisplayGuide.strings
[3/53] Copying Info.plist
[3/53] Copying Localizable.strings
[3/53] Copying Info.plist
[3/53] Copying prod-license.lcpl
[3/53] Copying Localizable.strings
[3/53] Copying Info.plist
[3/53] Write sources
[28/53] Copying Publications
[29/53] Copying Assets
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/GCDWebServerRequest.m:29:2: error: ReadiumGCDWebServer requires ARC
29 | #error ReadiumGCDWebServer requires ARC
| ^
In file included from /host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/GCDWebServerRequest.m:35:
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/../Core/GCDWebServerPrivate.h:28:9: fatal error: 'os/object.h' file not found
28 | #import <os/object.h>
| ^~~~~~~~~~~~~
2 errors generated.
[30/53] Compiling GCDWebServerRequest.m
[30/53] Compiling GCDWebServerDataResponse.m
[30/53] Compiling GCDWebServerErrorResponse.m
[30/53] Compiling SQLiteSwiftCSQLite sqlite3.c
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/GCDWebServer.m:29:2: error: ReadiumGCDWebServer requires ARC
29 | #error ReadiumGCDWebServer requires ARC
| ^
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Core/GCDWebServer.m:32:9: fatal error: 'TargetConditionals.h' file not found
32 | #import <TargetConditionals.h>
| ^~~~~~~~~~~~~~~~~~~~~~
2 errors generated.
[30/53] Compiling GCDWebServer.m
[30/53] Compiling GCDWebServerFileResponse.m
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Responses/GCDWebServerStreamedResponse.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/GCDWebServerStreamedResponse.m:33:
/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>
| ^~~~~~~~~~~~~
[30/53] Compiling GCDWebServerStreamedResponse.m
[30/53] Write swift-version-24593BA9C3E375BF.txt
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 2>&1
android-6.1-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d37fe7b8fba27dae59fb1d9d7dfa86b38b41ffb3975924aad6f05cb4cc3de131
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:android-6.1-latest
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
[0/1] Planning build
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/26] Write sources
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Responses/GCDWebServerStreamedResponse.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/GCDWebServerStreamedResponse.m:33:
/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>
| ^~~~~~~~~~~~~
2 errors generated.
[5/25] Compiling GCDWebServerStreamedResponse.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>
| ^~~~~~~~~~~~~
2 errors generated.
[5/25] Compiling GCDWebServerFileResponse.m
[5/25] Compiling SQLiteSwiftCSQLite sqlite3.c
[5/25] Compiling Minizip zip.c
/host/spi-builder-workspace/.build/checkouts/GCDWebServer/GCDWebServer/Responses/GCDWebServerErrorResponse.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/GCDWebServerErrorResponse.m:33:
/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>
| ^~~~~~~~~~~~~
[5/25] Compiling GCDWebServerErrorResponse.m
[5/25] Compiling Minizip ioapi.c
[5/25] Compiling Minizip unzip.c
[5/25] Write swift-version-24593BA9C3E375BF.txt
BUILD FAILURE 6.1 android