Swift Package IndexBuild Information
Failed to build Readium, reference 3.11.1 (9a8c09), with Swift 6.4 for macOS (SPM) on 23 Oct 2026 03:48:16 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-27.0.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 5.1.3
Interrupt handler set up.
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Checkout
========================================
Clone URL: https://github.com/readium/swift-toolkit.git
Reference: 3.11.1
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/readium/swift-toolkit
* tag 3.11.1 -> FETCH_HEAD
HEAD is now at 9a8c094 3.11.1 (#924)
Cloned https://github.com/readium/swift-toolkit.git
Revision (git rev-parse @):
9a8c094b72245fd27043c9d298005e5c78b32a01
SUCCESS checkout https://github.com/readium/swift-toolkit.git at 3.11.1
Fetching https://github.com/readium/Fuzi.git
Fetching https://github.com/readium/GCDWebServer.git
Fetching https://github.com/scinfu/SwiftSoup.git
Fetching https://github.com/ra1028/DifferenceKit.git
Fetching https://github.com/readium/ZIPFoundation.git
Fetching https://github.com/stephencelis/SQLite.swift.git
Fetching https://github.com/apple/swift-docc-plugin
[1/2345] Fetching swift-docc-plugin
[2/3190] Fetching swift-docc-plugin, fuzi
[70/5518] Fetching swift-docc-plugin, fuzi, differencekit
[326/9742] Fetching swift-docc-plugin, fuzi, differencekit, gcdwebserver
[453/16874] Fetching swift-docc-plugin, fuzi, differencekit, gcdwebserver, swiftsoup
[454/28377] Fetching swift-docc-plugin, fuzi, differencekit, gcdwebserver, swiftsoup, sqlite.swift
[682/34325] Fetching swift-docc-plugin, fuzi, differencekit, gcdwebserver, swiftsoup, sqlite.swift, zipfoundation
Fetched https://github.com/readium/GCDWebServer.git (4.37s)
Fetched https://github.com/readium/Fuzi.git (4.37s)
Fetched https://github.com/scinfu/SwiftSoup.git (4.37s)
Fetching https://github.com/krzyzanowskim/CryptoSwift.git
Fetching https://github.com/marmelroy/Zip.git
[16568/24124] Fetching swift-docc-plugin, differencekit, sqlite.swift, zipfoundation, zip
[16691/37570] Fetching swift-docc-plugin, differencekit, sqlite.swift, zipfoundation, zip, cryptoswift
Fetched https://github.com/stephencelis/SQLite.swift.git (8.40s)
Fetched https://github.com/ra1028/DifferenceKit.git (8.40s)
Fetched https://github.com/apple/swift-docc-plugin (8.40s)
Fetched https://github.com/readium/ZIPFoundation.git (8.40s)
[13926/15446] Fetching zip, cryptoswift
Fetched https://github.com/marmelroy/Zip.git (7.69s)
Fetched https://github.com/krzyzanowskim/CryptoSwift.git (7.69s)
Computing version for https://github.com/apple/swift-docc-plugin
Computed https://github.com/apple/swift-docc-plugin at 1.5.0 (22.99s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3846] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit (1.26s)
Computing version for https://github.com/readium/ZIPFoundation.git
warning: 'zipfoundation': /Package.swift:24:58: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
22 | name: "ReadiumZIPFoundation",
23 | platforms: [
24 | .macOS(.v11), .iOS(.v13), .tvOS(.v12), .watchOS(.v4), .visionOS(.v1)
| `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
25 | ],
26 | products: [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
Computed https://github.com/readium/ZIPFoundation.git at 3.0.1 (1.87s)
Computing version for https://github.com/ra1028/DifferenceKit.git
Computed https://github.com/ra1028/DifferenceKit.git at 1.3.0 (0.67s)
Computing version for https://github.com/marmelroy/Zip.git
Computed https://github.com/marmelroy/Zip.git at 2.1.2 (0.65s)
Computing version for https://github.com/krzyzanowskim/CryptoSwift.git
Computed https://github.com/krzyzanowskim/CryptoSwift.git at 1.10.0 (0.65s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (0.68s)
Computing version for https://github.com/stephencelis/SQLite.swift.git
Computed https://github.com/stephencelis/SQLite.swift.git at 0.17.0 (0.62s)
Computing version for https://github.com/readium/GCDWebServer.git
Computed https://github.com/readium/GCDWebServer.git at 4.0.1 (0.67s)
Computing version for https://github.com/readium/Fuzi.git
Computed https://github.com/readium/Fuzi.git at 4.0.1 (0.66s)
Computing version for https://github.com/scinfu/SwiftSoup.git
Computed https://github.com/scinfu/SwiftSoup.git at 2.14.3 (0.57s)
Creating working copy for https://github.com/readium/Fuzi.git
Working copy of https://github.com/readium/Fuzi.git resolved at 4.0.1
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/krzyzanowskim/CryptoSwift.git
Working copy of https://github.com/krzyzanowskim/CryptoSwift.git resolved at 1.10.0
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/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/readium/ZIPFoundation.git
Working copy of https://github.com/readium/ZIPFoundation.git resolved at 3.0.1
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 0.17.0
Creating working copy for https://github.com/scinfu/SwiftSoup.git
Working copy of https://github.com/scinfu/SwiftSoup.git resolved at 2.14.3
warning: 'zipfoundation': /Users/admin/builder/spi-builder-workspace/.build/checkouts/ZIPFoundation/Package.swift:24:58: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
22 | name: "ReadiumZIPFoundation",
23 | platforms: [
24 | .macOS(.v11), .iOS(.v13), .tvOS(.v12), .watchOS(.v4), .visionOS(.v1)
| `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
25 | ],
26 | products: [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
"identity": ".resolve-product-dependencies",
"name": "resolve-dependencies",
"url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
"traits": [
"default"
],
"dependencies": [
{
"identity": "swift-toolkit",
"name": "Readium",
"url": "https://github.com/readium/swift-toolkit.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/swift-toolkit",
"traits": [
"default"
],
"dependencies": [
{
"identity": "cryptoswift",
"name": "CryptoSwift",
"url": "https://github.com/krzyzanowskim/CryptoSwift.git",
"version": "1.10.0",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/CryptoSwift",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "zip",
"name": "Zip",
"url": "https://github.com/marmelroy/Zip.git",
"version": "2.1.2",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Zip",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "differencekit",
"name": "DifferenceKit",
"url": "https://github.com/ra1028/DifferenceKit.git",
"version": "1.3.0",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/DifferenceKit",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "fuzi",
"name": "ReadiumFuzi",
"url": "https://github.com/readium/Fuzi.git",
"version": "4.0.1",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Fuzi",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "gcdwebserver",
"name": "GCDWebServer",
"url": "https://github.com/readium/GCDWebServer.git",
"version": "4.0.1",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/GCDWebServer",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "zipfoundation",
"name": "ReadiumZIPFoundation",
"url": "https://github.com/readium/ZIPFoundation.git",
"version": "3.0.1",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/ZIPFoundation",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "swiftsoup",
"name": "SwiftSoup",
"url": "https://github.com/scinfu/SwiftSoup.git",
"version": "2.14.3",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SwiftSoup",
"traits": [
"default"
],
"dependencies": [
]
},
{
"identity": "sqlite.swift",
"name": "SQLite.swift",
"url": "https://github.com/stephencelis/SQLite.swift.git",
"version": "0.17.0",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/SQLite.swift",
"traits": [
"SystemSQLite"
],
"dependencies": [
]
}
]
}
]
}
Fetching https://github.com/readium/swift-toolkit.git
[1/187739] Fetching swift-toolkit
Fetched https://github.com/readium/swift-toolkit.git (19.76s)
Fetching https://github.com/readium/ZIPFoundation.git from cache
Fetching https://github.com/stephencelis/SQLite.swift.git from cache
Fetching https://github.com/ra1028/DifferenceKit.git from cache
Fetching https://github.com/scinfu/SwiftSoup.git from cache
Fetching https://github.com/readium/Fuzi.git from cache
Fetching https://github.com/marmelroy/Zip.git from cache
Fetching https://github.com/readium/GCDWebServer.git from cache
Fetched https://github.com/readium/GCDWebServer.git from cache (0.58s)
Fetched https://github.com/marmelroy/Zip.git from cache (0.59s)
Fetched https://github.com/readium/Fuzi.git from cache (0.59s)
Fetching https://github.com/krzyzanowskim/CryptoSwift.git from cache
Fetched https://github.com/scinfu/SwiftSoup.git from cache (0.64s)
Fetched https://github.com/stephencelis/SQLite.swift.git from cache (0.66s)
Fetched https://github.com/ra1028/DifferenceKit.git from cache (0.66s)
Fetched https://github.com/readium/ZIPFoundation.git from cache (0.68s)
Fetched https://github.com/krzyzanowskim/CryptoSwift.git from cache (0.60s)
Computing version for https://github.com/readium/ZIPFoundation.git
Computed https://github.com/readium/ZIPFoundation.git at 3.0.1 (1.31s)
Computing version for https://github.com/ra1028/DifferenceKit.git
Computed https://github.com/ra1028/DifferenceKit.git at 1.3.0 (0.05s)
Computing version for https://github.com/marmelroy/Zip.git
Computed https://github.com/marmelroy/Zip.git at 2.1.2 (0.05s)
Computing version for https://github.com/krzyzanowskim/CryptoSwift.git
Computed https://github.com/krzyzanowskim/CryptoSwift.git at 1.10.0 (0.04s)
Computing version for https://github.com/stephencelis/SQLite.swift.git
Computed https://github.com/stephencelis/SQLite.swift.git at 0.17.0 (0.04s)
Computing version for https://github.com/readium/GCDWebServer.git
Computed https://github.com/readium/GCDWebServer.git at 4.0.1 (0.04s)
Computing version for https://github.com/readium/Fuzi.git
Computed https://github.com/readium/Fuzi.git at 4.0.1 (0.03s)
Computing version for https://github.com/scinfu/SwiftSoup.git
Computed https://github.com/scinfu/SwiftSoup.git at 2.14.3 (0.03s)
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/stephencelis/SQLite.swift.git
Working copy of https://github.com/stephencelis/SQLite.swift.git resolved at 0.17.0
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/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 1.10.0
Creating working copy for https://github.com/readium/Fuzi.git
Working copy of https://github.com/readium/Fuzi.git resolved at 4.0.1
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/scinfu/SwiftSoup.git
Working copy of https://github.com/scinfu/SwiftSoup.git resolved at 2.14.3
Creating working copy for https://github.com/readium/swift-toolkit.git
Working copy of https://github.com/readium/swift-toolkit.git resolved at 3.11.1 (9a8c094)
warning: '.resolve-product-dependencies': dependency 'swift-toolkit' is not used by any target
Found 8 product dependencies
- CryptoSwift
- Zip
- DifferenceKit
- ReadiumFuzi
- GCDWebServer
- ReadiumZIPFoundation
- SwiftSoup
- SQLite.swift
========================================
Build
========================================
Selected platform: macosSpm
Swift version: 6.4
Building package at path: $PWD
https://github.com/readium/swift-toolkit.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-27.0.0.app xcrun swift build --arch arm64
Building for debugging...
[Computing dependencies]
[Constructing description]
[Pre-planning 1 / 1091]
[Planning deferred tasks]
[Starting]
[11 / 451] Readium_ReadiumNavigator
[234 / 451]
[270 / 451] Readium_ReadiumSharedTests
[274 / 451]
[285 / 460] Zip
[296 / 494]
[300 / 494]
[302 / 494]
[305 / 494] ReadiumGCDWebServer
[314 / 548] ReadiumFuzi
[332 / 630]
[343 / 641]
[356 / 679]
[369 / 679] Minizip
[378 / 679]
[382 / 679]
[387 / 679]
[390 / 679]
[398 / 679]
[405 / 679]
[408 / 679]
[414 / 679]
[421 / 679]
[431 / 679] ReadiumGCDWebServer
[439 / 679]
[445 / 679]
[447 / 679]
[457 / 679] Zip
[465 / 679]
[482 / 679] CryptoSwiftResources
[494 / 679] ReadiumZIPFoundation
[505 / 679] ReadiumInternal
[507 / 679] ReadiumInternal
[516 / 679] SQLite
[522 / 679] SwiftSoup
[530 / 679] SwiftSoup
[532 / 679] DifferenceKit
[533 / 679] SwiftSoup
[541 / 679] SwiftSoup
[543 / 679] SwiftSoup
[550 / 679] SQLite
[551 / 679] SQLite
[553 / 679] SQLite
[556 / 679] ReadiumZIPFoundation
[558 / 679] ReadiumZIPFoundation
[560 / 679] ReadiumZIPFoundation-product
[564 / 679] ReadiumInternal
[566 / 679] ReadiumZIPFoundation
[568 / 679] SQLite
[572 / 679] ReadiumInternal
[575 / 679] ReadiumFuzi
[580 / 679] ReadiumFuzi
[582 / 679] DifferenceKit
[583 / 679] ReadiumInternal
[590 / 679] DifferenceKit-product
[597 / 679] CryptoSwift
[604 / 679] ReadiumFuzi
[608 / 681] DifferenceKit
[608 / 681] CryptoSwift
[617 / 692] CryptoSwift
[618 / 692] CryptoSwift
warning: 'zipfoundation': /Users/admin/builder/spi-builder-workspace/.build/checkouts/ZIPFoundation/Package.swift:24:58: warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
22 | name: "ReadiumZIPFoundation",
23 | platforms: [
24 | .macOS(.v11), .iOS(.v13), .tvOS(.v12), .watchOS(.v4), .visionOS(.v1)
| `- warning: 'v4' is deprecated: watchOS 9.0 is the oldest supported version [#DeprecatedDeclaration]
25 | ],
26 | products: [
[#DeprecatedDeclaration]: <https://docs.swift.org/compiler/documentation/diagnostics/deprecated-declaration>
error: /Users/admin/builder/spi-builder-workspace/Sources/Shared/Publication/Services/Cover/CoverService.swift:8:8 unable to resolve module dependency: 'UIKit'
error: SwiftDriver ReadiumShared normal arm64 com.apple.xcode.tools.swift.compiler failed with a nonzero exit code. Command line: cd /Users/admin/builder
builtin-SwiftDriver -- /Applications/Xcode-27.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc -parse-as-library -module-name ReadiumShared -Onone @/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/Objects-normal/arm64/ReadiumShared.SwiftFileList -DSWIFT_PACKAGE -DDEBUG -DSWIFT_MODULE_RESOURCE_BUNDLE_AVAILABLE -Xcc -fmodule-map-file\=/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/GeneratedModuleMaps/Minizip.modulemap -DXcode -plugin-path /Applications/Xcode-27.0.0.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/host/plugins/testing -enable-experimental-feature DebugDescriptionMacro -sdk /Applications/Xcode-27.0.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX27.0.sdk -target arm64-apple-macos12.0 -g -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex -Xfrontend -serialize-debugging-options -enable-testing -index-store-path /Users/admin/builder/spi-builder-workspace/.build/out -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -swift-version 5 -I /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -Isystem /Applications/Xcode-27.0.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/PackageFrameworks -F /Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug -F /Applications/Xcode-27.0.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks -emit-localized-strings -emit-localized-strings-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/Objects-normal/arm64 -c -j10 -enable-batch-mode -incremental -Xcc -ivfsstatcache -Xcc /Users/admin/builder/spi-builder-workspace/.build/out/SDKStatCaches.noindex/macosx27.0-26A425-80c5bbf1d171475443272936d42f90a389db99fe7804849a4777d653a8cfc1be.sdkstatcache -output-file-map /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/Objects-normal/arm64/ReadiumShared-OutputFileMap.json -save-temps -color-diagnostics -explicit-module-build -module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftExplicitPrecompiledModules -clang-scanner-module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex -sdk-module-cache-path /Users/admin/builder/spi-builder-workspace/.build/out/SDKExplicitPrecompiledModules -emit-dependencies -emit-module -emit-module-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/Objects-normal/arm64/ReadiumShared.swiftmodule -serialize-diagnostics -dependency-scan-serialize-diagnostics-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/Objects-normal/arm64/ReadiumShared-dependency-scan.dia -validate-clang-modules-once -clang-build-session-file /Users/admin/builder/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -package-name spi_builder_workspace -emit-const-values -const-gather-protocols-list /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/Objects-normal/arm64/ReadiumShared_const_extract_protocols.json -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/checkouts/Zip/Zip/minizip/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Products/Debug/include -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/DerivedSources-normal/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/DerivedSources/arm64 -Xcc -I/Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -emit-objc-header -emit-objc-header-path /Users/admin/builder/spi-builder-workspace/.build/out/Intermediates.noindex/Readium.build/Debug/ReadiumShared-t.build/Objects-normal/arm64/ReadiumShared-Swift.h -working-directory /Users/admin/builder -experimental-emit-module-separately -disable-cmo
error: Build failed
BUILD FAILURE 6.4 macosSpm