Swift Package IndexBuild Information
Failed to build ReerCodable, reference main (66d828), with Swift 6.2 for Wasm on 9 Apr 2026 20:22:49 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/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-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1Build Log
========================================
RunAll
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Builder version: 4.69.2
Interrupt handler set up.
========================================
Checkout
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Clone URL: https://github.com/reers/ReerCodable.git
Reference: main
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/reers/ReerCodable
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 66d8286 fix: support Swift 6 strict concurrency (#41)
Cloned https://github.com/reers/ReerCodable.git
Revision (git rev-parse @):
66d82867baa873bea546d8855137b83536a0a058
SUCCESS checkout https://github.com/reers/ReerCodable.git at main
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Build
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Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/reers/ReerCodable.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest swift build --swift-sdk wasm32-unknown-wasip1 2>&1
wasm-6.2-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:2a8b2d9e022a9894c61e0736af7cdaa1ee64c002dbb133a55c0d7e8980b3ad16
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.2-latest
warning: multiple Swift SDKs match target triple `wasm32-unknown-wasip1` and host triple x86_64-unknown-linux-gnu, selected one at /root/.swiftpm/swift-sdks/swift-6.2-RELEASE_wasm.artifactbundle/swift-6.2-RELEASE_wasm/wasm32-unknown-wasip1/embedded-swift-sdk.json
Fetching https://github.com/swiftlang/swift-syntax
[1/74932] Fetching swift-syntax
Fetched https://github.com/swiftlang/swift-syntax from cache (5.00s)
Computing version for https://github.com/swiftlang/swift-syntax
Computed https://github.com/swiftlang/swift-syntax at 600.0.1 (8.26s)
Creating working copy for https://github.com/swiftlang/swift-syntax
Working copy of https://github.com/swiftlang/swift-syntax resolved at 600.0.1
Downloading package prebuilt https://download.swift.org/prebuilts/swift-syntax/600.0.1/swift-6.2-RELEASE-MacroSupport-ubuntu_jammy_x86_64.tar.gz
Downloaded https://download.swift.org/prebuilts/swift-syntax/600.0.1/swift-6.2-RELEASE-MacroSupport-ubuntu_jammy_x86_64.tar.gz (0.32s)
Building for debugging...
[0/7] Write sources
[3/7] Write swift-version-24593BA9C3E375BF.txt
[5/30] Emitting module ReerCodableMacros
[6/33] Compiling ReerCodableMacros EncodingKeyImpl.swift
[7/33] Compiling ReerCodableMacros FlatCodingImpl.swift
[8/33] Compiling ReerCodableMacros FlexibleTypeImpl.swift
[9/33] Compiling ReerCodableMacros DateCodingImpl.swift
[10/33] Compiling ReerCodableMacros DefaultCodingValueImpl.swift
[11/33] Compiling ReerCodableMacros DefaultInstanceImpl.swift
[12/33] Compiling ReerCodableMacros IgnoreCodingImpl.swift
[13/33] Compiling ReerCodableMacros InheritedCodableImpl.swift
[14/33] Compiling ReerCodableMacros Plugins.swift
[15/33] Compiling ReerCodableMacros CompactDecodingImpl.swift
[16/33] Compiling ReerCodableMacros CopyableImpl.swift
[17/33] Compiling ReerCodableMacros CustomCodingImpl.swift
[18/33] Compiling ReerCodableMacros CodingCaseImpl.swift
[19/33] Compiling ReerCodableMacros CodingContainerImpl.swift
[20/33] Compiling ReerCodableMacros CodingKeyImpl.swift
[21/33] Compiling ReerCodableMacros PropertyInfo.swift
[22/33] Compiling ReerCodableMacros TypeInfo.swift
[23/33] Compiling ReerCodableMacros VariableDeclSyntax+Extensions.swift
[24/33] Compiling ReerCodableMacros Base64CodingImpl.swift
[25/33] Compiling ReerCodableMacros CaseStyleImpl.swift
[26/33] Compiling ReerCodableMacros CodableImpl.swift
[27/33] Compiling ReerCodableMacros AttributeListSyntax+Extensions.swift
[28/33] Compiling ReerCodableMacros CheckType.swift
[29/33] Compiling ReerCodableMacros KeyConverter.swift
[30/33] Compiling ReerCodableMacros MacroError.swift
[31/34] Wrapping AST for ReerCodableMacros for debugging
[32/34] Write Objects.LinkFileList
[33/34] Linking ReerCodableMacros-tool
[35/63] Emitting module ReerCodable
[36/66] Compiling ReerCodable ReerCodableError.swift
[37/66] Compiling ReerCodable SingleValueDecodingContainer+Extensions.swift
[38/66] Compiling ReerCodable TypeConversion.swift
[39/66] Compiling ReerCodable FlexibleType.swift
[40/66] Compiling ReerCodable KeyCodingStrategy.swift
[41/66] Compiling ReerCodable ReerCodableDelegate.swift
[42/66] Compiling ReerCodable Decoder+Extensions.swift
[43/66] Compiling ReerCodable Encodable+Extensions.swift
[44/66] Compiling ReerCodable Encoder+Extensions.swift
[45/66] Compiling ReerCodable Extensions.swift
[46/66] Compiling ReerCodable CodingContainer.swift
[47/66] Compiling ReerCodable CodingIgnored.swift
[48/66] Compiling ReerCodable CodingKey.swift
[49/66] Compiling ReerCodable CompactDecoding.swift
[50/66] Compiling ReerCodable DefaultValue.swift
[51/66] Compiling ReerCodable EnumCoding.swift
[52/66] Compiling ReerCodable FlatCoding.swift
[53/66] Compiling ReerCodable AnyCodable.swift
[54/66] Compiling ReerCodable AnyCodingKey.swift
[55/66] Compiling ReerCodable DateCodingStrategy.swift
[56/66] Compiling ReerCodable Decodable+Extensions.swift
[57/66] Compiling ReerCodable Copyable.swift
[58/66] Compiling ReerCodable CustomCoding.swift
[59/66] Compiling ReerCodable DateCoding.swift
[60/66] Compiling ReerCodable DefaultInstance.swift
[61/66] Compiling ReerCodable KeyedDecodingContainer+Extensions.swift
[62/66] Compiling ReerCodable KeyedEncodingContainer+Extensions.swift
[63/66] Compiling ReerCodable Base64Coding.swift
[64/66] Compiling ReerCodable Codable.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[66/67] Emitting module ReerCodable
/host/spi-builder-workspace/Sources/ReerCodable/DateCodingStrategy.swift:23:8: error: no such module 'Foundation'
21 | // THE SOFTWARE.
22 |
23 | import Foundation
| `- error: no such module 'Foundation'
24 |
25 | // MARK: - Date Precision
[67/67] Compiling ReerCodable AnyCodable.swift
/host/spi-builder-workspace/Sources/ReerCodable/DateCodingStrategy.swift:23:8: error: no such module 'Foundation'
21 | // THE SOFTWARE.
22 |
23 | import Foundation
| `- error: no such module 'Foundation'
24 |
25 | // MARK: - Date Precision
BUILD FAILURE 6.2 wasm