Swift Package IndexBuild Information
Failed to build swift-sass, reference main (f03dbf), with Swift 6.2 for Wasm on 10 Oct 2026 02:20:17 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/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-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 5.1.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/johnfairh/swift-sass.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/johnfairh/swift-sass
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at f03dbf5 RIP libsass4
Submodule path 'sass': checked out '57c81dd74eb5c301d7d81cd77cd019cc4d9bac1e'
Submodule 'sass' (https://github.com/sass/sass.git) registered for path 'sass'
Cloning into '/host/spi-builder-workspace/sass'...
Cloned https://github.com/johnfairh/swift-sass.git
Revision (git rev-parse @):
f03dbf54b86634bb22dc9f58481ca7b6befdd470
SUCCESS checkout https://github.com/johnfairh/swift-sass.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.2
Building package at path: $PWD
https://github.com/johnfairh/swift-sass.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-0":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest swift build --swift-sdk swift-6.2-RELEASE_wasm 2>&1
wasm-6.2-latest: Pulling from saguaro1/spi-images
Digest: sha256:c092ff8dc506a2a30e6239b6992792fd4f7dfaaa46cac3b3c48d8fe35e954282
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:wasm-6.2-latest
Fetching https://github.com/apple/swift-protobuf.git
Fetching https://github.com/johnfairh/Semver.swift.git
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-log.git
Fetching https://github.com/apple/swift-nio.git
Fetching https://github.com/johnfairh/SourceMapper.git
[1/181] Fetching semver.swift
[182/8438] Fetching semver.swift, swift-log
[183/10327] Fetching semver.swift, swift-log, swift-atomics
[1016/10896] Fetching semver.swift, swift-log, swift-atomics, sourcemapper
Fetched https://github.com/johnfairh/SourceMapper.git from cache (0.55s)
[9502/10327] Fetching semver.swift, swift-log, swift-atomics
[10328/65263] Fetching semver.swift, swift-log, swift-atomics, swift-protobuf
[13075/151625] Fetching semver.swift, swift-log, swift-atomics, swift-protobuf, swift-nio
Fetched https://github.com/apple/swift-log.git from cache (5.36s)
Fetched https://github.com/johnfairh/Semver.swift.git from cache (5.36s)
Fetched https://github.com/apple/swift-atomics.git from cache (5.36s)
Fetched https://github.com/apple/swift-nio.git from cache (5.41s)
Fetched https://github.com/apple/swift-protobuf.git from cache (7.21s)
Computing version for https://github.com/johnfairh/SourceMapper.git
Computed https://github.com/johnfairh/SourceMapper.git at 2.0.0 (8.14s)
Computing version for https://github.com/johnfairh/Semver.swift.git
Computed https://github.com/johnfairh/Semver.swift.git at 1.2.4 (0.18s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.1 (0.15s)
Computing version for https://github.com/apple/swift-protobuf.git
Computed https://github.com/apple/swift-protobuf.git at 1.38.1 (0.19s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.16.1 (0.16s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.104.0 (0.36s)
Fetching https://github.com/apple/swift-collections.git
Fetching https://github.com/apple/swift-system.git
[1/28695] Fetching swift-collections
[2/35936] Fetching swift-collections, swift-system
Fetched https://github.com/apple/swift-system.git from cache (1.25s)
Fetched https://github.com/apple/swift-collections.git from cache (1.26s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.7.2 (1.58s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.8.1 (0.24s)
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.104.0
Creating working copy for https://github.com/johnfairh/Semver.swift.git
Working copy of https://github.com/johnfairh/Semver.swift.git resolved at 1.2.4
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.8.1
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.1
Creating working copy for https://github.com/apple/swift-protobuf.git
Working copy of https://github.com/apple/swift-protobuf.git resolved at 1.38.1
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.16.1
Creating working copy for https://github.com/johnfairh/SourceMapper.git
Working copy of https://github.com/johnfairh/SourceMapper.git resolved at 2.0.0
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.7.2
[1/1] Compiling plugin SwiftProtobufPlugin
Building for debugging...
[1/52] Write sources
[14/52] Compiling CNIOWindows shim.c
[14/52] Write sources
[20/52] Compiling CNIOWindows WSAStartup.c
[21/52] Compiling CNIOOpenBSD shim.c
[21/52] Compiling CNIOWASI CNIOWASI.c
[23/52] Compiling CNIOPosix event_loop_id.c
[24/52] Compiling CNIOLinux shim.c
[25/52] Compiling _AtomicsShims.c
[26/52] Compiling CNIOLinux liburing_shims.c
[27/52] Compiling CNIODarwin shim.c
[28/52] Compiling CNIOFreeBSD shim.c
[29/52] Write swift-version-24593BA9C3E375BF.txt
[31/164] Emitting module _NIODataStructures
[32/164] Emitting module Logging
[32/165] Compiling c-nioatomics.c
[33/193] Compiling c-atomics.c
[35/211] Emitting module Atomics
[36/213] Compiling Atomics AtomicMemoryOrderings.swift
[37/213] Compiling Atomics DoubleWord.swift
[38/213] Compiling Atomics OptionalRawRepresentable.swift
[39/213] Compiling Atomics RawRepresentable.swift
[40/213] Compiling Atomics AtomicBool.swift
[41/213] Compiling Atomics AtomicStorage.swift
[42/216] Compiling Atomics ManagedAtomic.swift
[43/216] Compiling Atomics ManagedAtomicLazyReference.swift
[44/216] Emitting module _NIOBase64
[45/216] Compiling _NIOBase64 Base64.swift
[46/216] Compiling Atomics UnsafeAtomic.swift
[47/216] Compiling Atomics UnsafeAtomicLazyReference.swift
[49/217] Compiling InternalCollectionsUtilities UnsafeMutablePointer+Extras.swift
[50/217] Compiling InternalCollectionsUtilities UnsafeMutableRawBufferPointer+Extras.swift
[51/217] Compiling InternalCollectionsUtilities UnsafePointer+Extras.swift
[52/217] Compiling Atomics Primitives.native.swift
[56/217] Compiling Atomics AtomicValue.swift
[59/217] Compiling Atomics AtomicInteger.swift
[60/217] Compiling Atomics AtomicOptionalWrappable.swift
[61/217] Compiling Atomics AtomicReference.swift
[62/217] Compiling Atomics IntegerConformances.swift
[63/217] Compiling Atomics PointerConformances.swift
[64/224] Compiling SourceMapper Errors.swift
[65/224] Emitting module SourceMapper
[66/224] Compiling Logging MetadataProvider.swift
[67/224] Compiling SwiftProtobuf TextFormatEncodingOptions.swift
[68/224] Compiling SwiftProtobuf TextFormatEncodingVisitor.swift
[69/224] Compiling SwiftProtobuf TextFormatScanner.swift
[70/224] Compiling SwiftProtobuf TimeUtils.swift
[71/224] Compiling SwiftProtobuf UnknownStorage.swift
[72/224] Compiling SwiftProtobuf UnsafeRawPointer+Shims.swift
[73/224] Compiling SwiftProtobuf Varint.swift
[74/224] Compiling SwiftProtobuf Version.swift
[75/224] Compiling SwiftProtobuf Visitor.swift
[76/224] Compiling SwiftProtobuf WireFormat.swift
[77/224] Compiling SwiftProtobuf ZigZag.swift
[81/235] Compiling Logging LoggingSystem.swift
[84/235] Compiling InternalCollectionsUtilities UnsafeRawBufferPointer+Extras.swift
[85/235] Compiling InternalCollectionsUtilities _SortedCollection.swift
[86/235] Compiling InternalCollectionsUtilities _UniqueCollection.swift
[87/235] Compiling Atomics IntegerOperations.swift
[88/235] Compiling Atomics Unmanaged extensions.swift
[89/235] Compiling NIOConcurrencyHelpers lock.swift
[90/235] Compiling SourceMapper VLQ.swift
[91/235] Compiling SwiftProtobuf Message+BinaryAdditions_Data.swift
[92/235] Compiling SwiftProtobuf Message+FieldMask.swift
[93/235] Compiling SwiftProtobuf Message+JSONAdditions.swift
[94/235] Compiling SwiftProtobuf Message+JSONAdditions_Data.swift
[95/235] Compiling SwiftProtobuf Message+JSONArrayAdditions.swift
[96/235] Compiling SwiftProtobuf Message+JSONArrayAdditions_Data.swift
[97/235] Compiling SwiftProtobuf Message+TextFormatAdditions.swift
[98/235] Compiling SwiftProtobuf Message.swift
[99/235] Compiling SwiftProtobuf MessageExtension.swift
[100/235] Compiling SwiftProtobuf NameMap.swift
[101/235] Compiling SwiftProtobuf PathDecoder.swift
[102/235] Compiling SwiftProtobuf PathVisitor.swift
[103/235] Compiling Logging Logger+Attributes.swift
[108/235] Compiling _NIODataStructures PriorityQueue.swift
[109/235] Compiling _NIODataStructures _TinyArray.swift
[110/235] Compiling _NIODataStructures Heap.swift
[116/236] Compiling NIOConcurrencyHelpers NIOLockedValueBox.swift
[118/236] Compiling Semver Semver.swift
[119/236] Compiling Logging Logger+With.swift
[120/236] Compiling NIOConcurrencyHelpers NIOLock.swift
[121/236] Compiling Logging Logger.swift
[121/237] Wrapping AST for _NIOBase64 for debugging
[123/237] Compiling Semver Semver+Parser.swift
[124/237] Emitting module InternalCollectionsUtilities
[125/237] Wrapping AST for _NIODataStructures for debugging
[127/237] Compiling SourceMapper UnpackedSourceMap.swift
[128/237] Compiling SourceMapper SourceMap.swift
[129/237] Compiling SourceMapper Mappings.swift
[130/237] Compiling SourceMapper JSON.swift
[132/238] Compiling NIOConcurrencyHelpers NIOAtomic.swift
[132/238] Wrapping AST for SourceMapper for debugging
[134/238] Emitting module NIOConcurrencyHelpers
[135/238] Emitting module Semver
[136/238] Compiling Semver Semver+Expressible.swift
[136/239] Wrapping AST for Logging for debugging
[139/256] Compiling Sass Module.swift
[140/256] Compiling Sass Number.swift
[141/256] Compiling Sass String.swift
[142/256] Compiling Sass Units.swift
[146/256] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
[147/256] Compiling InternalCollectionsUtilities _UnsafeBitSet+_Word.swift
[148/256] Compiling InternalCollectionsUtilities _UnsafeBitSet.swift
[149/256] Compiling InternalCollectionsUtilities UnsafeBufferPointer+Extras.swift
[150/256] Compiling InternalCollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
[151/256] Compiling Sass ArgumentList.swift
[152/256] Compiling Sass Calculation.swift
[153/256] Compiling Sass Color.swift
[154/256] Compiling Sass CompilerFunction.swift
[155/256] Compiling Sass CompilerResults.swift
[156/256] Compiling Sass CompilerTypes.swift
[157/256] Compiling Sass Constants.swift
[158/256] Compiling Sass DynamicFunction.swift
[159/256] Compiling Sass FunctionTypes.swift
[160/256] Compiling Sass List.swift
[161/256] Compiling Sass Map.swift
[162/256] Compiling Sass Mixin.swift
[162/256] Wrapping AST for Semver for debugging
[173/257] Compiling NIOConcurrencyHelpers NIOThreadPoolWorkAvailable.swift
[174/257] Compiling NIOConcurrencyHelpers atomics.swift
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[177/260] Wrapping AST for InternalCollectionsUtilities for debugging
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[181/264] Wrapping AST for NIOConcurrencyHelpers for debugging
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[191/264] Compiling SpanPreview MutableSpan+InputSpanHelpers.swift
[192/264] Compiling SpanPreview InputSpan.swift
[193/264] Emitting module SpanPreview
[194/264] Compiling SpanPreview OutputSpan+InputSpanHelpers.swift
[196/265] Compiling Sass Value.swift
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[197/265] Compiling Sass ValueConvertible.swift
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[198/265] Compiling SwiftProtobuf ProtoNameProviding.swift
[199/265] Compiling SwiftProtobuf ProtobufAPIVersionCheck.swift
[200/265] Compiling SwiftProtobuf ProtobufMap.swift
[201/265] Compiling SwiftProtobuf SelectiveVisitor.swift
[202/265] Compiling SwiftProtobuf SimpleExtensionMap.swift
[203/265] Compiling SwiftProtobuf StringUtils.swift
[204/265] Compiling SwiftProtobuf SwiftProtobufContiguousBytes.swift
[205/265] Compiling SwiftProtobuf SwiftProtobufError.swift
[206/265] Compiling SwiftProtobuf TextFormatDecoder.swift
[207/265] Compiling SwiftProtobuf TextFormatDecodingError.swift
[208/265] Compiling SwiftProtobuf TextFormatDecodingOptions.swift
[209/265] Compiling SwiftProtobuf TextFormatEncoder.swift
[209/265] Wrapping AST for SpanPreview for debugging
[211/307] Compiling DequeModule Deque._UnsafeHandle.swift
[212/307] Compiling DequeModule Deque.swift
[213/307] Compiling DequeModule _DequeBuffer.swift
[214/308] Wrapping AST for Atomics for debugging
[216/308] Compiling DequeModule UniqueDeque+Initializers.swift
[217/308] Compiling DequeModule UniqueDeque+Insertions.swift
[218/308] Compiling DequeModule UniqueDeque+Iterable.swift
[219/308] Compiling DequeModule UniqueDeque+Prepend.swift
[220/308] Compiling DequeModule UniqueDeque+Removals.swift
[221/308] Compiling SwiftProtobuf JSONEncodingOptions.swift
[222/308] Compiling SwiftProtobuf JSONEncodingVisitor.swift
[223/308] Compiling SwiftProtobuf JSONMapEncodingVisitor.swift
[224/308] Compiling SwiftProtobuf JSONScanner.swift
[225/308] Compiling SwiftProtobuf MathUtils.swift
[226/308] Compiling SwiftProtobuf Message+AnyAdditions.swift
[227/308] Compiling SwiftProtobuf Message+BinaryAdditions.swift
[229/308] Compiling DequeModule _DequeBufferHeader.swift
[230/308] Compiling DequeModule RigidDeque+Append.swift
[231/308] Compiling DequeModule RigidDeque+Consumption.swift
[232/308] Compiling DequeModule RigidDeque+ContainerOperations.swift
[233/308] Compiling DequeModule RigidDeque+Deprecations.swift
[239/313] Compiling DequeModule RigidDeque+Prepend.swift
[240/313] Compiling DequeModule RigidDeque+Removals.swift
[241/313] Compiling DequeModule RigidDeque+Replacements.swift
[242/313] Compiling DequeModule RigidDeque+Testing.swift
[243/313] Compiling DequeModule RigidDeque.swift
[244/313] Compiling DequeModule UniqueDeque+Append.swift
[245/313] Compiling DequeModule RigidDeque+Descriptions.swift
[246/313] Compiling DequeModule RigidDeque+Equatable.swift
[247/313] Compiling DequeModule RigidDeque+Hashable.swift
[248/313] Compiling DequeModule RigidDeque+Initializers.swift
[249/313] Compiling DequeModule RigidDeque+Insertions.swift
[250/313] Compiling DequeModule RigidDeque+Iterable.swift
[251/313] Compiling DequeModule UniqueDeque+Consumption.swift
[252/313] Compiling DequeModule UniqueDeque+ContainerOperations.swift
[253/313] Compiling DequeModule UniqueDeque+Deprecations.swift
[254/313] Compiling DequeModule UniqueDeque+Descriptions.swift
[255/313] Compiling DequeModule UniqueDeque+Equatable.swift
[256/313] Compiling DequeModule UniqueDeque+Hashable.swift
[257/313] Compiling DequeModule Deque+Extras.swift
[258/313] Compiling DequeModule Deque+Hashable.swift
[259/313] Compiling DequeModule Deque+Testing.swift
[260/313] Compiling DequeModule Deque._Storage.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[263/313] Emitting module Sass
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[264/313] Compiling DequeModule Deque+Codable.swift
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[265/313] Compiling DequeModule Deque+Collection.swift
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[266/313] Compiling DequeModule Deque+CustomReflectable.swift
/host/spi-builder-workspace/Sources/Sass/DynamicFunction.swift:8:8: error: no such module 'Dispatch'
6 | //
7 |
8 | import Dispatch
| `- error: no such module 'Dispatch'
9 |
10 | struct Lock {
[267/313] Emitting module SwiftProtobuf
BUILD FAILURE 6.2 wasm