Swift Package IndexBuild Information
Successful build of ContextuallyUniqueIdentifier, reference production (ede27f), with Swift 6.1 for Android on 27 Jan 2026 06:43:56 UTC.
Swift 6 data race errors: 3
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/finestructure/spi-images:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/RougeWare/Swift-ContextuallyUniqueIdentifier.git
Reference: production
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/RougeWare/Swift-ContextuallyUniqueIdentifier
* branch production -> FETCH_HEAD
* [new branch] production -> origin/production
HEAD is now at ede27fa Merge pull request #3 from RougeWare/feature/renaming/COID
Cloned https://github.com/RougeWare/Swift-ContextuallyUniqueIdentifier.git
Revision (git rev-parse @):
ede27fa9e881b4c928559bf281bb9b0154e96f20
SUCCESS checkout https://github.com/RougeWare/Swift-ContextuallyUniqueIdentifier.git at production
========================================
Build
========================================
Selected platform: android
Swift version: 6.1
Building package at path: $PWD
https://github.com/RougeWare/Swift-ContextuallyUniqueIdentifier.git
https://github.com/RougeWare/Swift-ContextuallyUniqueIdentifier.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
"dependencies" : [
{
"identity" : "swift-simple-logging",
"requirement" : {
"range" : [
{
"lower_bound" : "0.5.2",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/RougeWare/Swift-Simple-Logging.git"
}
],
"manifest_display_name" : "ContextuallyUniqueIdentifier",
"name" : "ContextuallyUniqueIdentifier",
"path" : "/host/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "COID",
"targets" : [
"COID"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "AppUniqueIdentifier",
"targets" : [
"COID"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "ContextuallyUniqueIdentifierTests",
"module_type" : "SwiftTarget",
"name" : "ContextuallyUniqueIdentifierTests",
"path" : "Tests/ContextuallyUniqueIdentifierTests",
"sources" : [
"ContextuallyUniqueIdentifierTests.swift"
],
"target_dependencies" : [
"COID"
],
"type" : "test"
},
{
"c99name" : "COID",
"module_type" : "SwiftTarget",
"name" : "COID",
"path" : "Sources/COID",
"product_dependencies" : [
"SimpleLogging"
],
"product_memberships" : [
"COID",
"AppUniqueIdentifier"
],
"sources" : [
"ContextuallyUniqueIdentifier.swift"
],
"type" : "library"
}
],
"tools_version" : "5.7"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:android-6.1-latest swift build --swift-sdk aarch64-unknown-linux-android24 -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
android-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:08fa5f1bd27c53c71ebe7c2842e29d52715d90da2c5b8f52513c9039c232613d
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.1-latest
Fetching https://github.com/RougeWare/Swift-Simple-Logging.git
[1/376] Fetching swift-simple-logging
Fetched https://github.com/RougeWare/Swift-Simple-Logging.git from cache (0.22s)
Computing version for https://github.com/RougeWare/Swift-Simple-Logging.git
Computed https://github.com/RougeWare/Swift-Simple-Logging.git at 0.5.2 (0.90s)
Fetching https://github.com/RougeWare/Swift-Lazy-Containers.git
Fetching https://github.com/RougeWare/Swift-Function-Tools.git
[1/395] Fetching swift-lazy-containers
[357/516] Fetching swift-lazy-containers, swift-function-tools
Fetched https://github.com/RougeWare/Swift-Lazy-Containers.git from cache (0.19s)
Fetched https://github.com/RougeWare/Swift-Function-Tools.git from cache (0.19s)
Computing version for https://github.com/RougeWare/Swift-Function-Tools.git
Computed https://github.com/RougeWare/Swift-Function-Tools.git at 1.2.4 (0.77s)
Computing version for https://github.com/RougeWare/Swift-Lazy-Containers.git
Computed https://github.com/RougeWare/Swift-Lazy-Containers.git at 4.1.0 (0.67s)
Creating working copy for https://github.com/RougeWare/Swift-Function-Tools.git
Working copy of https://github.com/RougeWare/Swift-Function-Tools.git resolved at 1.2.4
Creating working copy for https://github.com/RougeWare/Swift-Lazy-Containers.git
Working copy of https://github.com/RougeWare/Swift-Lazy-Containers.git resolved at 4.1.0
Creating working copy for https://github.com/RougeWare/Swift-Simple-Logging.git
Working copy of https://github.com/RougeWare/Swift-Simple-Logging.git resolved at 0.5.2
Building for debugging...
[0/5] Write sources
[4/5] Write swift-version-24593BA9C3E375BF.txt
[6/18] Compiling LazyContainers LazyContainers.swift
[7/18] Compiling LazyContainers LazyContainer + Hashable.swift
[8/18] Compiling LazyContainers LazyContainer + Equatable.swift
[9/18] Emitting module LazyContainers
[10/18] Compiling LazyContainers LazyContainer + Codable.swift
[11/19] Compiling FunctionTools Blackholes.swift
[12/19] Compiling FunctionTools !.swift
[13/20] Compiling FunctionTools Echo.swift
[14/20] Emitting module FunctionTools
[16/20] Compiling FunctionTools Curry.swift
[17/20] Compiling FunctionTools Constant.swift
[18/20] Compiling FunctionTools Call.swift
[19/20] Compiling FunctionTools Function types.swift
[20/20] Compiling FunctionTools Null functions.swift
[22/33] Compiling SimpleLogging LoggableError.swift
[23/34] Compiling SimpleLogging Loggable.swift
[24/34] Compiling SimpleLogging LogSeverity.swift
[25/34] Compiling SimpleLogging LogMessage.swift
[26/34] Compiling SimpleLogging LogMessageProtocol.swift
[27/34] Compiling SimpleLogging CombinedLoggable.swift
[28/34] Compiling SimpleLogging FileHandle + TextOutputStream.swift
[29/34] Emitting module SimpleLogging
[30/34] Compiling SimpleLogging CodeLogMessage.swift
[31/34] Compiling SimpleLogging CombinedLogMessage.swift
[32/34] Compiling SimpleLogging LogChannel.swift
[33/34] Compiling SimpleLogging LogManager.swift
[34/34] Compiling SimpleLogging Simple Logging.swift
[36/37] Emitting module COID
/host/spi-builder-workspace/Sources/COID/ContextuallyUniqueIdentifier.swift:72:24: warning: static property '__idRegistry' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
70 |
71 | /// The IDs which are currently in use in this runtime
72 | private static var __idRegistry = Set<ID>()
| |- warning: static property '__idRegistry' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert '__idRegistry' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property '__idRegistry' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
73 |
74 | /// Controls access to ID registration
/host/spi-builder-workspace/Sources/COID/ContextuallyUniqueIdentifier.swift:78:24: warning: static property '__nextAvailableIdRawValue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
76 |
77 | /// Backing storage for ``nextAvailableIdRawValue``. Do not access this outside the ``nextIdExclusiveAccessQueue``
78 | private static var __nextAvailableIdRawValue = RegionRanges.generalUse.lowerBound
| |- warning: static property '__nextAvailableIdRawValue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert '__nextAvailableIdRawValue' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property '__nextAvailableIdRawValue' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
79 |
80 | /// Keeps track of the mimimum ID which is not yet used
/host/spi-builder-workspace/Sources/COID/ContextuallyUniqueIdentifier.swift:265:16: warning: static property 'error' is not concurrency-safe because non-'Sendable' type 'ContextuallyUniqueIdentifier' may have shared mutable state; this is an error in the Swift 6 language mode
42 | /// 🔒 🔒 🔒 🔒 🔒 🔒 🔒 *️⃣ *️⃣ ❗️
43 | /// ```
44 | public struct ContextuallyUniqueIdentifier {
| `- note: consider making struct 'ContextuallyUniqueIdentifier' conform to the 'Sendable' protocol
45 | private let rawValue: ID
46 | }
:
263 | /// This special value is the only one in the error region, and only means that a serious problem occurred (e.g. could not allocate an COID).
264 | /// This exists to allow objects to still exist while requiring a non-nil COID field, even after a serious problem occurred.
265 | static let error = Self(rawValue: RegionRanges.error)
| |- warning: static property 'error' is not concurrency-safe because non-'Sendable' type 'ContextuallyUniqueIdentifier' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'error' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
266 |
267 |
[37/37] Compiling COID ContextuallyUniqueIdentifier.swift
/host/spi-builder-workspace/Sources/COID/ContextuallyUniqueIdentifier.swift:72:24: warning: static property '__idRegistry' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
70 |
71 | /// The IDs which are currently in use in this runtime
72 | private static var __idRegistry = Set<ID>()
| |- warning: static property '__idRegistry' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert '__idRegistry' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property '__idRegistry' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
73 |
74 | /// Controls access to ID registration
/host/spi-builder-workspace/Sources/COID/ContextuallyUniqueIdentifier.swift:78:24: warning: static property '__nextAvailableIdRawValue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
76 |
77 | /// Backing storage for ``nextAvailableIdRawValue``. Do not access this outside the ``nextIdExclusiveAccessQueue``
78 | private static var __nextAvailableIdRawValue = RegionRanges.generalUse.lowerBound
| |- warning: static property '__nextAvailableIdRawValue' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
| |- note: convert '__nextAvailableIdRawValue' to a 'let' constant to make 'Sendable' shared state immutable
| |- note: add '@MainActor' to make static property '__nextAvailableIdRawValue' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
79 |
80 | /// Keeps track of the mimimum ID which is not yet used
/host/spi-builder-workspace/Sources/COID/ContextuallyUniqueIdentifier.swift:265:16: warning: static property 'error' is not concurrency-safe because non-'Sendable' type 'ContextuallyUniqueIdentifier' may have shared mutable state; this is an error in the Swift 6 language mode
42 | /// 🔒 🔒 🔒 🔒 🔒 🔒 🔒 *️⃣ *️⃣ ❗️
43 | /// ```
44 | public struct ContextuallyUniqueIdentifier {
| `- note: consider making struct 'ContextuallyUniqueIdentifier' conform to the 'Sendable' protocol
45 | private let rawValue: ID
46 | }
:
263 | /// This special value is the only one in the error region, and only means that a serious problem occurred (e.g. could not allocate an COID).
264 | /// This exists to allow objects to still exist while requiring a non-nil COID field, even after a serious problem occurred.
265 | static let error = Self(rawValue: RegionRanges.error)
| |- warning: static property 'error' is not concurrency-safe because non-'Sendable' type 'ContextuallyUniqueIdentifier' may have shared mutable state; this is an error in the Swift 6 language mode
| |- note: add '@MainActor' to make static property 'error' part of global actor 'MainActor'
| `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
266 |
267 |
/host/spi-builder-workspace/Sources/COID/ContextuallyUniqueIdentifier.swift:126:20: warning: capture of 'id' with non-sendable type 'ContextuallyUniqueIdentifier' in a '@Sendable' closure; this is an error in the Swift 6 language mode
42 | /// 🔒 🔒 🔒 🔒 🔒 🔒 🔒 *️⃣ *️⃣ ❗️
43 | /// ```
44 | public struct ContextuallyUniqueIdentifier {
| `- note: consider making struct 'ContextuallyUniqueIdentifier' conform to the 'Sendable' protocol
45 | private let rawValue: ID
46 | }
:
124 |
125 | nextIdExclusiveAccessQueue.async { [id] in
126 | if id.rawValue == __nextAvailableIdRawValue {
| `- warning: capture of 'id' with non-sendable type 'ContextuallyUniqueIdentifier' in a '@Sendable' closure; this is an error in the Swift 6 language mode
127 | __nextAvailableIdRawValue += 1
128 | }
/host/spi-builder-workspace/Sources/COID/ContextuallyUniqueIdentifier.swift:168:20: warning: capture of 'id' with non-sendable type 'ContextuallyUniqueIdentifier' in a '@Sendable' closure; this is an error in the Swift 6 language mode
42 | /// 🔒 🔒 🔒 🔒 🔒 🔒 🔒 *️⃣ *️⃣ ❗️
43 | /// ```
44 | public struct ContextuallyUniqueIdentifier {
| `- note: consider making struct 'ContextuallyUniqueIdentifier' conform to the 'Sendable' protocol
45 | private let rawValue: ID
46 | }
:
166 |
167 | nextIdExclusiveAccessQueue.async {
168 | if id.rawValue < __nextAvailableIdRawValue {
| `- warning: capture of 'id' with non-sendable type 'ContextuallyUniqueIdentifier' in a '@Sendable' closure; this is an error in the Swift 6 language mode
169 | __nextAvailableIdRawValue = id.rawValue
170 | }
Build complete! (24.06s)
Build complete.
{
"dependencies" : [
{
"identity" : "swift-simple-logging",
"requirement" : {
"range" : [
{
"lower_bound" : "0.5.2",
"upper_bound" : "1.0.0"
}
]
},
"type" : "sourceControl",
"url" : "https://github.com/RougeWare/Swift-Simple-Logging.git"
}
],
"manifest_display_name" : "ContextuallyUniqueIdentifier",
"name" : "ContextuallyUniqueIdentifier",
"path" : "/host/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "COID",
"targets" : [
"COID"
],
"type" : {
"library" : [
"automatic"
]
}
},
{
"name" : "AppUniqueIdentifier",
"targets" : [
"COID"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "ContextuallyUniqueIdentifierTests",
"module_type" : "SwiftTarget",
"name" : "ContextuallyUniqueIdentifierTests",
"path" : "Tests/ContextuallyUniqueIdentifierTests",
"sources" : [
"ContextuallyUniqueIdentifierTests.swift"
],
"target_dependencies" : [
"COID"
],
"type" : "test"
},
{
"c99name" : "COID",
"module_type" : "SwiftTarget",
"name" : "COID",
"path" : "Sources/COID",
"product_dependencies" : [
"SimpleLogging"
],
"product_memberships" : [
"COID",
"AppUniqueIdentifier"
],
"sources" : [
"ContextuallyUniqueIdentifier.swift"
],
"type" : "library"
}
],
"tools_version" : "5.7"
}
android-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:08fa5f1bd27c53c71ebe7c2842e29d52715d90da2c5b8f52513c9039c232613d
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.1-latest
Done.