Swift Package IndexBuild Information
Successful build of RelativeCollections, reference main (1823a4), with Swift 6.3 for Wasm on 16 Apr 2026 00:00:47 UTC.
Swift 6 data race errors: 0
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/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-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ChimeHQ/RelativeCollections.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/ChimeHQ/RelativeCollections
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 1823a41 Make RelativeArray Sendable
Cloned https://github.com/ChimeHQ/RelativeCollections.git
Revision (git rev-parse @):
1823a416259c481f68accd4bc7f6a781cc888662
SUCCESS checkout https://github.com/ChimeHQ/RelativeCollections.git at main
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/ChimeHQ/RelativeCollections.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Building for debugging...
[0/3] Write sources
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/9] Compiling RelativeCollectionsInternal Collection+BinarySearch.swift
[5/9] Compiling RelativeCollectionsInternal Collection+Halve.swift
[6/9] Emitting module RelativeCollectionsInternal
[7/9] Compiling RelativeCollectionsInternal SkipList.swift
[8/9] Compiling RelativeCollectionsInternal Collection+RangeQuery.swift
[9/9] Compiling RelativeCollectionsInternal RandomAccessCollection+Safe.swift
[11/14] Compiling RelativeCollections RelativeList.swift
/host/spi-builder-workspace/Sources/RelativeCollections/RelativeList.swift:155:8: warning: variable 'branchEntry' was never mutated; consider changing to 'let' constant
153 | }
154 |
155 | var branchEntry = branch.storage[entryIndex]
| `- warning: variable 'branchEntry' was never mutated; consider changing to 'let' constant
156 | let subNode = branchEntry.value
157 | let adjustedTarget = target - branchEntry.dependency.count
[12/14] Emitting module RelativeCollections
[13/14] Compiling RelativeCollections RelativeArray.swift
/host/spi-builder-workspace/Sources/RelativeCollections/RelativeArray.swift:74:19: warning: capture of non-Sendable type 'Weight.Type' in an isolated closure; this is an error in the Swift 6 language mode [#SendableMetatypes]
72 | public init() {
73 | self.initial = Weight.zero
74 | self.add = { $0 + $1 }
| `- warning: capture of non-Sendable type 'Weight.Type' in an isolated closure; this is an error in the Swift 6 language mode [#SendableMetatypes]
75 | self.subtract = { $0 - $1 }
76 | }
/host/spi-builder-workspace/Sources/RelativeCollections/RelativeArray.swift:75:24: warning: capture of non-Sendable type 'Weight.Type' in an isolated closure; this is an error in the Swift 6 language mode [#SendableMetatypes]
73 | self.initial = Weight.zero
74 | self.add = { $0 + $1 }
75 | self.subtract = { $0 - $1 }
| `- warning: capture of non-Sendable type 'Weight.Type' in an isolated closure; this is an error in the Swift 6 language mode [#SendableMetatypes]
76 | }
77 | }
[#SendableMetatypes]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes>
[14/14] Compiling RelativeCollections RelativeList+Node.swift
/host/spi-builder-workspace/Sources/RelativeCollections/RelativeList+Node.swift:74:12: warning: capture of non-Sendable type 'Weight.Type' in an isolated closure; this is an error in the Swift 6 language mode [#SendableMetatypes]
72 | let config = Storage.Configuration(
73 | initial: NodeWeight(count: 0, weight: configuration.initial),
74 | add: { NodeWeight(count: $0.count + $1.count, weight: add($0.weight, $1.weight)) },
| `- warning: capture of non-Sendable type 'Weight.Type' in an isolated closure; this is an error in the Swift 6 language mode [#SendableMetatypes]
75 | subtract: { NodeWeight(count: $0.count - $1.count, weight: sub($0.weight, $1.weight)) }
76 | )
/host/spi-builder-workspace/Sources/RelativeCollections/RelativeList+Node.swift:75:17: warning: capture of non-Sendable type 'Weight.Type' in an isolated closure; this is an error in the Swift 6 language mode [#SendableMetatypes]
73 | initial: NodeWeight(count: 0, weight: configuration.initial),
74 | add: { NodeWeight(count: $0.count + $1.count, weight: add($0.weight, $1.weight)) },
75 | subtract: { NodeWeight(count: $0.count - $1.count, weight: sub($0.weight, $1.weight)) }
| `- warning: capture of non-Sendable type 'Weight.Type' in an isolated closure; this is an error in the Swift 6 language mode [#SendableMetatypes]
76 | )
77 |
[#SendableMetatypes]: <https://docs.swift.org/compiler/documentation/diagnostics/sendable-metatypes>
Build complete! (9.70s)
Build complete.
{
"dependencies" : [
],
"manifest_display_name" : "RelativeCollections",
"name" : "RelativeCollections",
"path" : "/host/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "RelativeCollections",
"targets" : [
"RelativeCollections"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "RelativeCollectionsTests",
"module_type" : "SwiftTarget",
"name" : "RelativeCollectionsTests",
"path" : "Tests/RelativeCollectionsTests",
"sources" : [
"RelativeArrayTests.swift",
"RelativeListTests.swift"
],
"target_dependencies" : [
"RelativeCollections"
],
"type" : "test"
},
{
"c99name" : "RelativeCollectionsInternalTests",
"module_type" : "SwiftTarget",
"name" : "RelativeCollectionsInternalTests",
"path" : "Tests/RelativeCollectionsInternalTests",
"sources" : [
"BinarySearchTests.swift",
"SkipListTests.swift"
],
"target_dependencies" : [
"RelativeCollectionsInternal"
],
"type" : "test"
},
{
"c99name" : "RelativeCollectionsInternal",
"module_type" : "SwiftTarget",
"name" : "RelativeCollectionsInternal",
"path" : "Sources/RelativeCollectionsInternal",
"product_memberships" : [
"RelativeCollections"
],
"sources" : [
"Collection+BinarySearch.swift",
"Collection+Halve.swift",
"Collection+RangeQuery.swift",
"RandomAccessCollection+Safe.swift",
"SkipList.swift"
],
"type" : "library"
},
{
"c99name" : "RelativeCollections",
"module_type" : "SwiftTarget",
"name" : "RelativeCollections",
"path" : "Sources/RelativeCollections",
"product_memberships" : [
"RelativeCollections"
],
"sources" : [
"RelativeArray.swift",
"RelativeList+Node.swift",
"RelativeList.swift"
],
"target_dependencies" : [
"RelativeCollectionsInternal"
],
"type" : "library"
}
],
"tools_version" : "5.10"
}
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Done.