SwiftCBOR – Build Information – Swift Package Index

Build Information

Failed to build SwiftCBOR, reference 0.4.0 (0b01ca), with Swift 6.4 for Wasm on 20 Sep 2026 17:40:01 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/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

Build Log

========================================
RunAll
========================================
Builder version: 5.1.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/MasterJ93/SwiftCBOR.git
Reference: 0.4.0
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/MasterJ93/SwiftCBOR
 * tag               0.4.0      -> FETCH_HEAD
HEAD is now at 0b01caa Switch to Apple's version of swift-collections
Cloned https://github.com/MasterJ93/SwiftCBOR.git
Revision (git rev-parse @):
0b01caa633889f6d64f73f1c01607358d36fe6e6
SUCCESS checkout https://github.com/MasterJ93/SwiftCBOR.git at 0.4.0
========================================
Build
========================================
Selected platform:         wasm
Swift version:             6.4
Building package at path:  $PWD
https://github.com/MasterJ93/SwiftCBOR.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344845-0":/host -w "$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-collections.git
[1/27352] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git (1.05s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.6.0 (1.34s)
Creating working copy for https://github.com/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.6.0
Building for debugging...
[Computing dependencies]
[Pre-planning 1 / 328]
[Planning deferred tasks]
[63 / 134] InternalCollectionsUtilities
[72 / 143] InternalCollectionsUtilities
[85 / 171] OrderedCollections
[86 / 171] _RopeModule
[88 / 171] _RopeModule
[93 / 172] HeapModule
[97 / 172] _RopeModule
[98 / 172] _RopeModule
[101 / 172] OrderedCollections
[104 / 172] _RopeModule
[113 / 172] _RopeModule
[115 / 172] OrderedCollections
[119 / 172] InternalCollectionsUtilities
[124 / 173] _RopeModule
[129 / 185] ContainersPreview
[134 / 204] HeapModule
[140 / 204] ContainersPreview
[141 / 204] OrderedCollections
[147 / 205] OrderedCollections
[149 / 205] HashTreeCollections
[158 / 205] ContainersPreview
[162 / 205] BitCollections
[165 / 206] ContainersPreview
[167 / 206] ContainersPreview
[169 / 206] BitCollections
[170 / 206] BitCollections
[173 / 216] InternalCollectionsUtilities
[179 / 216] DequeModule
[182 / 216] DequeModule
[183 / 217] DequeModule
[185 / 217] HashTreeCollections
[193 / 217] ContainersPreview
[193 / 217] BitCollections
[196 / 218] DequeModule
[218 / 228] SwiftCBOR
[226 / 237] SwiftCBOR
/host/spi-builder-workspace/Sources/Decoder/SingleValueDecodingContainer.swift:234:10: [1;33mwarning: [1;39minstance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'[0;0m
[0;36m232 |[0;0m     }
[0;36m233 |[0;0m
[0;36m234 |[0;0m     func decode(_ type: Data.Type) throws -> Data {
    [0;36m|[0;0m          |- [1;33mwarning: [1;39minstance method 'decode' nearly matches defaulted requirement 'decode' of protocol 'SingleValueDecodingContainer'[0;0m
    [0;36m|[0;0m          |- [1;39mnote: [1;39mcandidate has non-matching type '(Data.Type) throws -> Data'[0;0m
    [0;36m|[0;0m          |- [1;39mnote: [1;39mmove 'decode' to another extension to silence this warning[0;0m
    [0;36m|[0;0m          `- [1;39mnote: [1;39mmake 'decode' private to silence this warning[0;0m
[0;36m235 |[0;0m         guard let cbor = try? CBOR.decode(self.data.map { $0 }) else {
[0;36m236 |[0;0m             let context = DecodingError.Context(codingPath: self.codingPath, debugDescription: "Invalid format: \(self.data)")
Swift.SingleValueDecodingContainer.decode:3:8: [1;39mnote: [1;39mrequirement 'decode' declared here[0;0m
[0;36m1 |[0;0m protocol SingleValueDecodingContainer {
[0;36m2 |[0;0m @available(macOS 15.0, iOS 18.0, watchOS 11.0, tvOS 18.0, visionOS 2.0, *)
[0;36m3 |[0;0m   func decode(_ type: Int128.Type) throws -> Int128}
  [0;36m|[0;0m        `- [1;39mnote: [1;39mrequirement 'decode' declared here[0;0m
[0;36m4 |[0;0m
/host/spi-builder-workspace/Sources/Encoder/SingleValueEncodingContainer.swift:134:10: [1;33mwarning: [1;39minstance method 'encode' nearly matches defaulted requirement 'encode' of protocol 'SingleValueEncodingContainer'[0;0m
[0;36m132 |[0;0m     }
[0;36m133 |[0;0m
[0;36m134 |[0;0m     func encode(_ value: Date) throws {
    [0;36m|[0;0m          |- [1;33mwarning: [1;39minstance method 'encode' nearly matches defaulted requirement 'encode' of protocol 'SingleValueEncodingContainer'[0;0m
    [0;36m|[0;0m          |- [1;39mnote: [1;39mcandidate has non-matching type '(Date) throws -> ()'[0;0m
    [0;36m|[0;0m          |- [1;39mnote: [1;39mmove 'encode' to another extension to silence this warning[0;0m
    [0;36m|[0;0m          `- [1;39mnote: [1;39mmake 'encode' private to silence this warning[0;0m
[0;36m135 |[0;0m         try checkCanEncode(value: value)
[0;36m136 |[0;0m         defer { self.canEncodeNewValue = false }
Swift.SingleValueEncodingContainer.encode:3:17: [1;39mnote: [1;39mrequirement 'encode' declared here[0;0m
[0;36m1 |[0;0m protocol SingleValueEncodingContainer {
[0;36m2 |[0;0m @available(macOS 15.0, iOS 18.0, watchOS 11.0, tvOS 18.0, visionOS 2.0, *)
[0;36m3 |[0;0m   mutating func encode(_ value: Int128) throws}
  [0;36m|[0;0m                 `- [1;39mnote: [1;39mrequirement 'encode' declared here[0;0m
[0;36m4 |[0;0m
/host/spi-builder-workspace/Sources/Encoder/SingleValueEncodingContainer.swift:141:10: [1;33mwarning: [1;39minstance method 'encode' nearly matches defaulted requirement 'encode' of protocol 'SingleValueEncodingContainer'[0;0m
[0;36m139 |[0;0m     }
[0;36m140 |[0;0m
[0;36m141 |[0;0m     func encode(_ value: Data) throws {
    [0;36m|[0;0m          |- [1;33mwarning: [1;39minstance method 'encode' nearly matches defaulted requirement 'encode' of protocol 'SingleValueEncodingContainer'[0;0m
    [0;36m|[0;0m          |- [1;39mnote: [1;39mcandidate has non-matching type '(Data) throws -> ()'[0;0m
    [0;36m|[0;0m          |- [1;39mnote: [1;39mmove 'encode' to another extension to silence this warning[0;0m
    [0;36m|[0;0m          `- [1;39mnote: [1;39mmake 'encode' private to silence this warning[0;0m
[0;36m142 |[0;0m         try checkCanEncode(value: value)
[0;36m143 |[0;0m         defer { self.canEncodeNewValue = false }
Swift.SingleValueEncodingContainer.encode:3:17: [1;39mnote: [1;39mrequirement 'encode' declared here[0;0m
[0;36m1 |[0;0m protocol SingleValueEncodingContainer {
[0;36m2 |[0;0m @available(macOS 15.0, iOS 18.0, watchOS 11.0, tvOS 18.0, visionOS 2.0, *)
[0;36m3 |[0;0m   mutating func encode(_ value: UInt128) throws}
  [0;36m|[0;0m                 `- [1;39mnote: [1;39mrequirement 'encode' declared here[0;0m
[0;36m4 |[0;0m
[227 / 237] SwiftCBOR
[234 / 237] SwiftCBOR
error: SwiftCompile normal wasm32 /host/spi-builder-workspace/Sources/CBOREncoder.swift failed with a nonzero exit code. Command line:     cd /host
    builtin-SwiftPerFileCompile CBOREncoder.swift
/host/spi-builder-workspace/Sources/CBOREncoder.swift:268:53: [1;31merror: [1;39mcannot find 'NSEC_PER_SEC' in scope[0;0m
[0;36m266 |[0;0m
[0;36m267 |[0;0m         let seconds = Int64(integral)
[0;36m268 |[0;0m         let nanoseconds = Int32(fractional * Double([4;39mNSEC_PER_SEC[0;0m))
    [0;36m|[0;0m                                                     `- [1;31merror: [1;39mcannot find 'NSEC_PER_SEC' in scope[0;0m
[0;36m269 |[0;0m
[0;36m270 |[0;0m         switch options.dateStrategy {
Failed frontend command:
/usr/bin/swift-frontend -frontend -c /host/spi-builder-workspace/Sources/AnyCodingKey.swift /host/spi-builder-workspace/Sources/CBOR.swift /host/spi-builder-workspace/Sources/CBORDecoder.swift -primary-file /host/spi-builder-workspace/Sources/CBOREncodable.swift -primary-file /host/spi-builder-workspace/Sources/CBOREncoder.swift /host/spi-builder-workspace/Sources/CBORInputStream.swift /host/spi-builder-workspace/Sources/CBOROptions.swift /host/spi-builder-workspace/Sources/Decoder/CodableCBORDecoder.swift /host/spi-builder-workspace/Sources/Decoder/KeyedDecodingContainer.swift /host/spi-builder-workspace/Sources/Decoder/SingleValueDecodingContainer.swift /host/spi-builder-workspace/Sources/Decoder/UnkeyedDecodingContainer.swift /host/spi-builder-workspace/Sources/Encoder/CodableCBOREncoder.swift /host/spi-builder-workspace/Sources/Encoder/KeyedEncodingContainer.swift /host/spi-builder-workspace/Sources/Encoder/SingleValueEncodingContainer.swift /host/spi-builder-workspace/Sources/Encoder/UnkeyedEncodingContainer.swift /host/spi-builder-workspace/Sources/FixedWidthInteger+Bytes.swift /host/spi-builder-workspace/Sources/Util.swift -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncodable.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncodable.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncodable.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncodable.dia -emit-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncoder.d -emit-const-values-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncoder.swiftconstvalues -emit-reference-dependencies-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncoder.swiftdeps -serialize-diagnostics-path /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncoder.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 5 -Onone -D SWIFT_PACKAGE -D DEBUG -D SWIFT_MODULE_RESOURCE_BUNDLE_UNAVAILABLE -D Xcode -serialize-debugging-options -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/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/DerivedSources-normal/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/DerivedSources/wasm32 -Xcc -I/host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/DerivedSources -Xcc -DSWIFT_PACKAGE -Xcc -DDEBUG\=1 -no-auto-bridging-header-chaining -module-name SwiftCBOR -package-name spi_builder_workspace -const-gather-protocols-file /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/SwiftCBOR_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/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncodable.o -o /host/spi-builder-workspace/.build/out/Intermediates.noindex/SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncoder.o -index-unit-output-path /SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncodable.o -index-unit-output-path /SwiftCBOR.build/Debug-webassembly-wasm32/SwiftCBOR-t.build/Objects-normal/wasm32/CBOREncoder.o -index-store-path /host/spi-builder-workspace/.build/out -index-system-modules
error: Build failed
BUILD FAILURE 6.4 wasm