Swift Package IndexBuild Information
Failed to build Slate, reference 3.1.0 (8ef81f), with Swift 6.4 for Wasm on 26 Sep 2026 00:56:16 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1Build Log
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RunAll
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Builder version: 5.1.0
Interrupt handler set up.
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Checkout
========================================
Clone URL: https://github.com/jmfieldman/Slate.git
Reference: 3.1.0
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/jmfieldman/Slate
* tag 3.1.0 -> FETCH_HEAD
HEAD is now at 8ef81fb sharing demo
Cloned https://github.com/jmfieldman/Slate.git
Revision (git rev-parse @):
8ef81fbf526f2e3b2665f149053eb73805e5b75f
SUCCESS checkout https://github.com/jmfieldman/Slate.git at 3.1.0
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Build
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Selected platform: wasm
Swift version: 6.4
Building package at path: $PWD
https://github.com/jmfieldman/Slate.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-53886770-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest swift build --swift-sdk swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm 2>&1
wasm-6.4-latest: Pulling from saguaro1/spi-images
Digest: sha256:4328fdb43c680d205c1d6761b1e3267aa38277eefdda9ddfb17b6a0f1a77857a
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.4-latest
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/apple/swift-syntax.git
[1/18945] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser.git (0.75s)
[1/80068] Fetching swift-syntax
Fetched https://github.com/apple/swift-syntax.git (3.10s)
Computing version for https://github.com/apple/swift-syntax.git
Computed https://github.com/apple/swift-syntax.git at 603.0.0 (4.29s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.8.2 (0.18s)
Creating working copy for https://github.com/apple/swift-syntax.git
Working copy of https://github.com/apple/swift-syntax.git resolved at 603.0.0
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.8.2
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 1149]
[Planning deferred tasks]
[Starting]
[174 / 454] SlateFixturePatientModels
[264 / 478] SwiftSyntax601
[269 / 478] SwiftSyntax602
[305 / 500] SwiftSyntax510
[344 / 506] SwiftSyntax600
[357 / 527] ArgumentParser
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[440 / 568] SwiftOperators
[445 / 568] SwiftDiagnostics
[448 / 569] SwiftBasicFormat
[456 / 577] SwiftBasicFormat
[457 / 578] SwiftDiagnostics
[469 / 597] SlateGeneratorLib
[470 / 597] SwiftOperators
[474 / 598] SwiftOperators
[480 / 598] SwiftOperators
[488 / 598] SlateGeneratorLib
[492 / 598] slate-generator-product
[493 / 599] slate-generator-product
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[513 / 609] SwiftParserDiagnostics
[516 / 612] slate-generator-product
[517 / 612] slate-generator-product
[520 / 622] SwiftSyntaxBuilder
[521 / 622] SwiftSyntaxBuilder
[521 / 623] SwiftSyntaxBuilder
[524 / 623] SwiftSyntaxBuilder
[529 / 623] SwiftSyntaxBuilder
[530 / 623] SwiftSyntaxBuilder
[532 / 624] slate-generator-product
[533 / 624] slate-generator-product
[539 / 626]
[543 / 635] SwiftIfConfig
[544 / 635] SwiftIfConfig
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[554 / 636] SwiftSyntaxMacros
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[570 / 646] SwiftSyntaxMacros-product
[574 / 656] SwiftSyntaxMacroExpansion
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[579 / 658] SwiftSyntaxMacros
[582 / 658] SwiftSyntaxMacroExpansion
[589 / 658]
[592 / 668] SwiftCompilerPluginMessageHandling
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[604 / 669] SwiftSyntaxMacroExpansion
[606 / 669] SwiftSyntaxMacroExpansion
[609 / 672] SwiftCompilerPlugin
[617 / 674] SwiftCompilerPlugin
[619 / 674] SwiftSyntax
[625 / 674] SwiftCompilerPluginMessageHandling
[628 / 675] SwiftCompilerPluginMessageHandling
[637 / 676] SlateSchemaMacros
[639 / 678] SlateSchemaMacros
[640 / 678] SwiftSyntax
[640 / 678] SlateSchemaMacros
[644 / 679] SlateSchemaMacros
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/SlateSchema/Annotations.swift failed with a nonzero exit code. Command line: cd /host
builtin-SwiftPerFileCompile Annotations.swift
[648 / 683] SlateSchema
/host/spi-builder-workspace/Sources/SlateSchema/SlateSchema.swift:1:35: [1;31merror: [1;39mno such module 'CoreData'[0;0m
[0;36m1 |[0;0m @preconcurrency @_exported import CoreData
[0;36m|[0;0m `- [1;31merror: [1;39mno such module 'CoreData'[0;0m
[0;36m2 |[0;0m import Foundation
[0;36m3 |[0;0m
Failed frontend command:
/usr/bin/swift-frontend -frontend -c -primary-file /host/spi-builder-workspace/Sources/SlateSchema/Annotations.swift /host/spi-builder-workspace/Sources/SlateSchema/SlateSchema.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/Objects-normal/wasm32/Annotations.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/Objects-normal/wasm32/Annotations.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/Objects-normal/wasm32/Annotations.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/Objects-normal/wasm32/Annotations.dia -target wasm32-unknown-wasip1 -disable-objc-interop -sdk /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -sysroot /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/WASI.sdk -I /host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32 -module-cache-path /host/spi-builder-workspace/.build/out/ModuleCache.noindex -color-diagnostics -Xcc -fcolor-diagnostics -enable-testing -g -debug-info-format\=dwarf -dwarf-version\=4 -swift-version 6 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -load-plugin-executable /host/spi-builder-workspace/.build/out/Products/Debug-linux-x86_64/SlateSchemaMacros\#SlateSchemaMacros -enable-upcoming-feature StrictConcurrency -enable-experimental-feature DebugDescriptionMacro -empty-abi-descriptor -external-plugin-path /usr/lib/swift/host/plugins/testing\#/usr/bin/swift-plugin-server -validate-clang-modules-once -clang-build-session-file /host/spi-builder-workspace/.build/out/ModuleCache.noindex/Session.modulevalidation -Xcc -working-directory -Xcc /host -resource-dir /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static -use-static-resource-dir -enable-anonymous-context-mangled-names -file-compilation-dir /host -Xcc -resource-dir -Xcc /root/.swiftpm/swift-sdks/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm.artifactbundle/swift-6.4.x-DEVELOPMENT-SNAPSHOT-2026-09-04-a_wasm/wasm32-unknown-wasip1/swift.xctoolchain/usr/lib/swift_static/clang -Xcc -D_LIBCPP_HARDENING_MODE\=_LIBCPP_HARDENING_MODE_DEBUG -Xcc -fmodules-prune-interval\=86400 -Xcc -fmodules-prune-after\=345600 -Xcc -I/host/spi-builder-workspace/.build/out/Products/Debug-webassembly-wasm32/include -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SlateSchema -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/Objects-normal/wasm32/SlateSchema_const_extract_protocols.json -in-process-plugin-server-path /usr/lib/swift/host/libSwiftInProcPluginServer.so -plugin-path /usr/lib/swift/host/plugins -plugin-path /usr/local/lib/swift/host/plugins -parse-as-library -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/Objects-normal/wasm32/Annotations.o -index-unit-output-path /Slate.build/Debug-webassembly-wasm32/SlateSchema-t.build/Objects-normal/wasm32/Annotations.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm