The Swift Package Index logo.Swift Package Index

Build Information

Successful build of Pack, reference main (570f73), with Swift 6.1 for Android on 29 May 2025 07:07:59 UTC.

Swift 6 data race errors: 5

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" 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

Build Log

========================================
RunAll
========================================
Builder version: 4.63.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/mattcox/Pack.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/mattcox/Pack
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 570f73d Adds userInfo for providing context to pack/unpack
Cloned https://github.com/mattcox/Pack.git
Revision (git rev-parse @):
570f73d0d94aa90a6a2dbab7ed60878dad5f3fd1
SUCCESS checkout https://github.com/mattcox/Pack.git at main
========================================
Build
========================================
Selected platform:         android
Swift version:             6.1
Building package at path:  $PWD
https://github.com/mattcox/Pack.git
https://github.com/mattcox/Pack.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Pack",
  "name" : "Pack",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Pack",
      "targets" : [
        "Pack"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PackTests",
      "module_type" : "SwiftTarget",
      "name" : "PackTests",
      "path" : "Tests/PackTests",
      "sources" : [
        "BinaryPackTests_bigEndian.swift",
        "BinaryPackTests_littleEndian.swift",
        "BinaryPackTests_packed.swift"
      ],
      "target_dependencies" : [
        "Pack"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Pack",
      "module_type" : "SwiftTarget",
      "name" : "Pack",
      "path" : "Sources/Pack",
      "product_memberships" : [
        "Pack"
      ],
      "sources" : [
        "BinaryPack.swift",
        "ByteOrder.swift",
        "PackError.swift",
        "PackUserInfoKey.swift",
        "Protocols/Packable.swift",
        "Protocols/Packed.swift",
        "Protocols/Packer.swift",
        "Protocols/Unpackable.swift",
        "Protocols/Unpacker.swift",
        "Types/Bool+Packed.swift",
        "Types/Double+Packed.swift",
        "Types/Float+Packed.swift",
        "Types/Int+Packed.swift",
        "Types/Int16+Packed.swift",
        "Types/Int32+Packed.swift",
        "Types/Int64+Packed.swift",
        "Types/Int8+Packed.swift",
        "Types/String+Packed.swift",
        "Types/UInt+Packed.swift",
        "Types/UInt16+Packed.swift",
        "Types/UInt32+Packed.swift",
        "Types/UInt64+Packed.swift",
        "Types/UInt8+Packed.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" 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:fe1962677657b2408c217cb5cceb3c09bc1d91486e360cebbc6eee461a5945d8
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/24] Compiling Pack Int+Packed.swift
[4/24] Compiling Pack Int16+Packed.swift
[5/24] Compiling Pack Int32+Packed.swift
[6/26] Compiling Pack Int64+Packed.swift
[7/26] Compiling Pack Int8+Packed.swift
[8/26] Compiling Pack String+Packed.swift
[9/26] Compiling Pack UInt+Packed.swift
[10/26] Compiling Pack UInt16+Packed.swift
[11/26] Compiling Pack UInt32+Packed.swift
[12/26] Compiling Pack UInt64+Packed.swift
[13/26] Compiling Pack UInt8+Packed.swift
[14/26] Compiling Pack Packer.swift
[15/26] Compiling Pack Unpackable.swift
[16/26] Compiling Pack Unpacker.swift
[17/26] Compiling Pack PackUserInfoKey.swift
[18/26] Compiling Pack Packable.swift
[19/26] Compiling Pack Packed.swift
[20/26] Compiling Pack Bool+Packed.swift
[21/26] Compiling Pack Double+Packed.swift
[22/26] Compiling Pack Float+Packed.swift
[23/26] Compiling Pack BinaryPack.swift
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:43:20: warning: static property 'defaultOptions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  41 | /// object, when no options are specified.
  42 | ///
  43 | 	public static var defaultOptions: Options = [.stringsPrependedWithSize]
     |                    |- warning: static property 'defaultOptions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                    |- note: convert 'defaultOptions' to a 'let' constant to make 'Sendable' shared state immutable
     |                    |- note: add '@MainActor' to make static property 'defaultOptions' part of global actor 'MainActor'
     |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  44 |
  45 | /// BinaryPack supports a number of options that controls how data is packed
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:67:21: warning: static property 'stringsNullTerminated' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
  49 | /// multiple options.
  50 | ///
  51 | 	public struct Options: OptionSet {
     |                `- note: consider making struct 'Options' conform to the 'Sendable' protocol
  52 | /// The corresponding value of the raw type.
  53 | ///
     :
  65 | /// the end of the string.
  66 | ///
  67 | 		public static let stringsNullTerminated = Options(rawValue: 1 << 0)
     |                     |- warning: static property 'stringsNullTerminated' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: add '@MainActor' to make static property 'stringsNullTerminated' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  68 |
  69 | /// Packs and unpacks strings by storing the size of the string data as
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:72:21: warning: static property 'stringsPrependedWithSize' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
  49 | /// multiple options.
  50 | ///
  51 | 	public struct Options: OptionSet {
     |                `- note: consider making struct 'Options' conform to the 'Sendable' protocol
  52 | /// The corresponding value of the raw type.
  53 | ///
     :
  70 | /// an `Int32`, immediately before the string.
  71 | ///
  72 | 		public static let stringsPrependedWithSize = Options(rawValue: 1 << 1)
     |                     |- warning: static property 'stringsPrependedWithSize' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: add '@MainActor' to make static property 'stringsPrependedWithSize' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  73 |
  74 | /// Specifies no options.
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:80:21: warning: static property 'none' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  78 | /// will not know when to stop reading the string.
  79 | ///
  80 | 		public static var none = Options(rawValue: .zero)
     |                     |- warning: static property 'none' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: convert 'none' to a 'let' constant to make 'Sendable' shared state immutable
     |                     |- note: add '@MainActor' to make static property 'none' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  81 |
  82 | /// Initialize a new Options object from a raw value.
/host/spi-builder-workspace/Sources/Pack/ByteOrder.swift:46:20: warning: static property 'system' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 | /// The byte order used by the system this module has been compiled for.
 45 | ///
 46 | 	public static var system: ByteOrder = ByteOrder(from: CFByteOrderGetCurrent())
    |                    |- warning: static property 'system' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'system' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'system' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 | /// Returns the byte order as a `CFByteOrder` Core Foundation type.
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:344:31: warning: forming 'UnsafeRawPointer' to a variable of type 'T'; this is likely incorrect because 'T' may contain an object reference.
 342 | 		for i in (0..<bytesCount).reversed() {
 343 | 			var byte = (value >> (i * 8)) & bitMask
 344 | 			let byteData = Data(bytes: &byte, count: MemoryLayout<UInt8>.size)
     |                               `- warning: forming 'UnsafeRawPointer' to a variable of type 'T'; this is likely incorrect because 'T' may contain an object reference.
 345 | 			bytes.append(byteData)
 346 | 		}
[24/26] Compiling Pack ByteOrder.swift
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:43:20: warning: static property 'defaultOptions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  41 | /// object, when no options are specified.
  42 | ///
  43 | 	public static var defaultOptions: Options = [.stringsPrependedWithSize]
     |                    |- warning: static property 'defaultOptions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                    |- note: convert 'defaultOptions' to a 'let' constant to make 'Sendable' shared state immutable
     |                    |- note: add '@MainActor' to make static property 'defaultOptions' part of global actor 'MainActor'
     |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  44 |
  45 | /// BinaryPack supports a number of options that controls how data is packed
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:67:21: warning: static property 'stringsNullTerminated' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
  49 | /// multiple options.
  50 | ///
  51 | 	public struct Options: OptionSet {
     |                `- note: consider making struct 'Options' conform to the 'Sendable' protocol
  52 | /// The corresponding value of the raw type.
  53 | ///
     :
  65 | /// the end of the string.
  66 | ///
  67 | 		public static let stringsNullTerminated = Options(rawValue: 1 << 0)
     |                     |- warning: static property 'stringsNullTerminated' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: add '@MainActor' to make static property 'stringsNullTerminated' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  68 |
  69 | /// Packs and unpacks strings by storing the size of the string data as
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:72:21: warning: static property 'stringsPrependedWithSize' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
  49 | /// multiple options.
  50 | ///
  51 | 	public struct Options: OptionSet {
     |                `- note: consider making struct 'Options' conform to the 'Sendable' protocol
  52 | /// The corresponding value of the raw type.
  53 | ///
     :
  70 | /// an `Int32`, immediately before the string.
  71 | ///
  72 | 		public static let stringsPrependedWithSize = Options(rawValue: 1 << 1)
     |                     |- warning: static property 'stringsPrependedWithSize' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: add '@MainActor' to make static property 'stringsPrependedWithSize' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  73 |
  74 | /// Specifies no options.
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:80:21: warning: static property 'none' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  78 | /// will not know when to stop reading the string.
  79 | ///
  80 | 		public static var none = Options(rawValue: .zero)
     |                     |- warning: static property 'none' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: convert 'none' to a 'let' constant to make 'Sendable' shared state immutable
     |                     |- note: add '@MainActor' to make static property 'none' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  81 |
  82 | /// Initialize a new Options object from a raw value.
/host/spi-builder-workspace/Sources/Pack/ByteOrder.swift:46:20: warning: static property 'system' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 | /// The byte order used by the system this module has been compiled for.
 45 | ///
 46 | 	public static var system: ByteOrder = ByteOrder(from: CFByteOrderGetCurrent())
    |                    |- warning: static property 'system' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'system' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'system' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 | /// Returns the byte order as a `CFByteOrder` Core Foundation type.
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:344:31: warning: forming 'UnsafeRawPointer' to a variable of type 'T'; this is likely incorrect because 'T' may contain an object reference.
 342 | 		for i in (0..<bytesCount).reversed() {
 343 | 			var byte = (value >> (i * 8)) & bitMask
 344 | 			let byteData = Data(bytes: &byte, count: MemoryLayout<UInt8>.size)
     |                               `- warning: forming 'UnsafeRawPointer' to a variable of type 'T'; this is likely incorrect because 'T' may contain an object reference.
 345 | 			bytes.append(byteData)
 346 | 		}
[25/26] Compiling Pack PackError.swift
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:43:20: warning: static property 'defaultOptions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  41 | /// object, when no options are specified.
  42 | ///
  43 | 	public static var defaultOptions: Options = [.stringsPrependedWithSize]
     |                    |- warning: static property 'defaultOptions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                    |- note: convert 'defaultOptions' to a 'let' constant to make 'Sendable' shared state immutable
     |                    |- note: add '@MainActor' to make static property 'defaultOptions' part of global actor 'MainActor'
     |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  44 |
  45 | /// BinaryPack supports a number of options that controls how data is packed
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:67:21: warning: static property 'stringsNullTerminated' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
  49 | /// multiple options.
  50 | ///
  51 | 	public struct Options: OptionSet {
     |                `- note: consider making struct 'Options' conform to the 'Sendable' protocol
  52 | /// The corresponding value of the raw type.
  53 | ///
     :
  65 | /// the end of the string.
  66 | ///
  67 | 		public static let stringsNullTerminated = Options(rawValue: 1 << 0)
     |                     |- warning: static property 'stringsNullTerminated' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: add '@MainActor' to make static property 'stringsNullTerminated' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  68 |
  69 | /// Packs and unpacks strings by storing the size of the string data as
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:72:21: warning: static property 'stringsPrependedWithSize' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
  49 | /// multiple options.
  50 | ///
  51 | 	public struct Options: OptionSet {
     |                `- note: consider making struct 'Options' conform to the 'Sendable' protocol
  52 | /// The corresponding value of the raw type.
  53 | ///
     :
  70 | /// an `Int32`, immediately before the string.
  71 | ///
  72 | 		public static let stringsPrependedWithSize = Options(rawValue: 1 << 1)
     |                     |- warning: static property 'stringsPrependedWithSize' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: add '@MainActor' to make static property 'stringsPrependedWithSize' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  73 |
  74 | /// Specifies no options.
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:80:21: warning: static property 'none' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  78 | /// will not know when to stop reading the string.
  79 | ///
  80 | 		public static var none = Options(rawValue: .zero)
     |                     |- warning: static property 'none' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: convert 'none' to a 'let' constant to make 'Sendable' shared state immutable
     |                     |- note: add '@MainActor' to make static property 'none' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  81 |
  82 | /// Initialize a new Options object from a raw value.
/host/spi-builder-workspace/Sources/Pack/ByteOrder.swift:46:20: warning: static property 'system' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 | /// The byte order used by the system this module has been compiled for.
 45 | ///
 46 | 	public static var system: ByteOrder = ByteOrder(from: CFByteOrderGetCurrent())
    |                    |- warning: static property 'system' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'system' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'system' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 | /// Returns the byte order as a `CFByteOrder` Core Foundation type.
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:344:31: warning: forming 'UnsafeRawPointer' to a variable of type 'T'; this is likely incorrect because 'T' may contain an object reference.
 342 | 		for i in (0..<bytesCount).reversed() {
 343 | 			var byte = (value >> (i * 8)) & bitMask
 344 | 			let byteData = Data(bytes: &byte, count: MemoryLayout<UInt8>.size)
     |                               `- warning: forming 'UnsafeRawPointer' to a variable of type 'T'; this is likely incorrect because 'T' may contain an object reference.
 345 | 			bytes.append(byteData)
 346 | 		}
[26/26] Emitting module Pack
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:43:20: warning: static property 'defaultOptions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  41 | /// object, when no options are specified.
  42 | ///
  43 | 	public static var defaultOptions: Options = [.stringsPrependedWithSize]
     |                    |- warning: static property 'defaultOptions' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                    |- note: convert 'defaultOptions' to a 'let' constant to make 'Sendable' shared state immutable
     |                    |- note: add '@MainActor' to make static property 'defaultOptions' part of global actor 'MainActor'
     |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  44 |
  45 | /// BinaryPack supports a number of options that controls how data is packed
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:67:21: warning: static property 'stringsNullTerminated' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
  49 | /// multiple options.
  50 | ///
  51 | 	public struct Options: OptionSet {
     |                `- note: consider making struct 'Options' conform to the 'Sendable' protocol
  52 | /// The corresponding value of the raw type.
  53 | ///
     :
  65 | /// the end of the string.
  66 | ///
  67 | 		public static let stringsNullTerminated = Options(rawValue: 1 << 0)
     |                     |- warning: static property 'stringsNullTerminated' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: add '@MainActor' to make static property 'stringsNullTerminated' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  68 |
  69 | /// Packs and unpacks strings by storing the size of the string data as
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:72:21: warning: static property 'stringsPrependedWithSize' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
  49 | /// multiple options.
  50 | ///
  51 | 	public struct Options: OptionSet {
     |                `- note: consider making struct 'Options' conform to the 'Sendable' protocol
  52 | /// The corresponding value of the raw type.
  53 | ///
     :
  70 | /// an `Int32`, immediately before the string.
  71 | ///
  72 | 		public static let stringsPrependedWithSize = Options(rawValue: 1 << 1)
     |                     |- warning: static property 'stringsPrependedWithSize' is not concurrency-safe because non-'Sendable' type 'BinaryPack.Options' may have shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: add '@MainActor' to make static property 'stringsPrependedWithSize' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  73 |
  74 | /// Specifies no options.
/host/spi-builder-workspace/Sources/Pack/BinaryPack.swift:80:21: warning: static property 'none' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
  78 | /// will not know when to stop reading the string.
  79 | ///
  80 | 		public static var none = Options(rawValue: .zero)
     |                     |- warning: static property 'none' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
     |                     |- note: convert 'none' to a 'let' constant to make 'Sendable' shared state immutable
     |                     |- note: add '@MainActor' to make static property 'none' part of global actor 'MainActor'
     |                     `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
  81 |
  82 | /// Initialize a new Options object from a raw value.
/host/spi-builder-workspace/Sources/Pack/ByteOrder.swift:46:20: warning: static property 'system' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 | /// The byte order used by the system this module has been compiled for.
 45 | ///
 46 | 	public static var system: ByteOrder = ByteOrder(from: CFByteOrderGetCurrent())
    |                    |- warning: static property 'system' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'system' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'system' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 | /// Returns the byte order as a `CFByteOrder` Core Foundation type.
Build complete! (21.57s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Pack",
  "name" : "Pack",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "11.0"
    },
    {
      "name" : "ios",
      "version" : "13.0"
    }
  ],
  "products" : [
    {
      "name" : "Pack",
      "targets" : [
        "Pack"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "PackTests",
      "module_type" : "SwiftTarget",
      "name" : "PackTests",
      "path" : "Tests/PackTests",
      "sources" : [
        "BinaryPackTests_bigEndian.swift",
        "BinaryPackTests_littleEndian.swift",
        "BinaryPackTests_packed.swift"
      ],
      "target_dependencies" : [
        "Pack"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Pack",
      "module_type" : "SwiftTarget",
      "name" : "Pack",
      "path" : "Sources/Pack",
      "product_memberships" : [
        "Pack"
      ],
      "sources" : [
        "BinaryPack.swift",
        "ByteOrder.swift",
        "PackError.swift",
        "PackUserInfoKey.swift",
        "Protocols/Packable.swift",
        "Protocols/Packed.swift",
        "Protocols/Packer.swift",
        "Protocols/Unpackable.swift",
        "Protocols/Unpacker.swift",
        "Types/Bool+Packed.swift",
        "Types/Double+Packed.swift",
        "Types/Float+Packed.swift",
        "Types/Int+Packed.swift",
        "Types/Int16+Packed.swift",
        "Types/Int32+Packed.swift",
        "Types/Int64+Packed.swift",
        "Types/Int8+Packed.swift",
        "Types/String+Packed.swift",
        "Types/UInt+Packed.swift",
        "Types/UInt16+Packed.swift",
        "Types/UInt32+Packed.swift",
        "Types/UInt64+Packed.swift",
        "Types/UInt8+Packed.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
android-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:fe1962677657b2408c217cb5cceb3c09bc1d91486e360cebbc6eee461a5945d8
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:android-6.1-latest
Done.