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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Failed to build ASN1Swift, reference 1.2.7 (403cd9), with Swift 6.1 for Linux on 28 Apr 2025 17:22:17 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/tikhop/ASN1Swift.git
Reference: 1.2.7
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/tikhop/ASN1Swift
 * tag               1.2.7      -> FETCH_HEAD
HEAD is now at 403cd95 Merge pull request #9 from anton-plebanovich/fix/static-frameworks-privacy-info-bundle
Cloned https://github.com/tikhop/ASN1Swift.git
Revision (git rev-parse @):
403cd95194e6a962e16db7c0d373d89fce83e0f7
SUCCESS checkout https://github.com/tikhop/ASN1Swift.git at 1.2.7
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/tikhop/ASN1Swift.git
https://github.com/tikhop/ASN1Swift.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "ASN1Swift",
  "name" : "ASN1Swift",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.13"
    },
    {
      "name" : "ios",
      "version" : "12.0"
    },
    {
      "name" : "tvos",
      "version" : "12.0"
    },
    {
      "name" : "watchos",
      "version" : "6.0"
    },
    {
      "name" : "visionos",
      "version" : "1.0"
    }
  ],
  "products" : [
    {
      "name" : "ASN1Swift",
      "targets" : [
        "ASN1Swift"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "ASN1SwiftTests",
      "module_type" : "SwiftTarget",
      "name" : "ASN1SwiftTests",
      "path" : "Tests/ASN1SwiftTests",
      "sources" : [
        "ASN1SwiftPKCS7Tests.swift",
        "ASN1SwiftPrimitivesTests.swift",
        "ASN1SwiftSerializationTests.swift",
        "ASN1SwiftTLVTests.swift",
        "CustomObjects.swift",
        "ReceiptData.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "ASN1Swift"
      ],
      "type" : "test"
    },
    {
      "c99name" : "ASN1Swift",
      "module_type" : "SwiftTarget",
      "name" : "ASN1Swift",
      "path" : "Sources/ASN1Swift",
      "product_memberships" : [
        "ASN1Swift"
      ],
      "resources" : [
        {
          "path" : "/host/spi-builder-workspace/Sources/ASN1Swift/PrivacyInfo.xcprivacy",
          "rule" : {
            "process" : {
            }
          }
        }
      ],
      "sources" : [
        "ASN1Coder.swift",
        "ASN1Decoder+Extras.swift",
        "ASN1Decoder+KeyedDecodingContainer.swift",
        "ASN1Decoder+SingleValueContainer.swift",
        "ASN1Decoder+Unboxing.swift",
        "ASN1Decoder+UnkeyedDecodingContainer.swift",
        "ASN1Decoder+Utils.swift",
        "ASN1Decoder.swift",
        "ASN1Serialization.swift",
        "ASN1Templates.swift",
        "ASN1Types.swift",
        "DecodingError+Extensions.swift",
        "Foundation+ASN1Coder.swift",
        "PKCS7/PKCS7.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.9"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -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
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/3] Write sources
[1/3] Copying PrivacyInfo.xcprivacy
[2/3] Write swift-version-24593BA9C3E375BF.txt
[4/18] Compiling ASN1Swift Foundation+ASN1Coder.swift
/host/spi-builder-workspace/Sources/ASN1Swift/Foundation+ASN1Coder.swift:66:13: warning: static property 'oid' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
64 | 	}
65 |
66 | 	static var oid: String.Encoding = String.Encoding(rawValue: 360)
   |             |- warning: static property 'oid' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |             |- note: convert 'oid' to a 'let' constant to make 'Sendable' shared state immutable
   |             |- note: add '@MainActor' to make static property 'oid' part of global actor 'MainActor'
   |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
67 | }
68 |
/host/spi-builder-workspace/Sources/ASN1Swift/PKCS7/PKCS7.swift:32:32: error: cannot find type 'SecKeyAlgorithm' in scope
 30 | {
 31 | 	@available(iOS 10.0, *)
 32 | 	func encryptionAlgorithm() -> SecKeyAlgorithm
    |                                `- error: cannot find type 'SecKeyAlgorithm' in scope
 33 | 	{
 34 | 		switch self
[5/18] Compiling ASN1Swift PKCS7.swift
/host/spi-builder-workspace/Sources/ASN1Swift/Foundation+ASN1Coder.swift:66:13: warning: static property 'oid' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
64 | 	}
65 |
66 | 	static var oid: String.Encoding = String.Encoding(rawValue: 360)
   |             |- warning: static property 'oid' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |             |- note: convert 'oid' to a 'let' constant to make 'Sendable' shared state immutable
   |             |- note: add '@MainActor' to make static property 'oid' part of global actor 'MainActor'
   |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
67 | }
68 |
/host/spi-builder-workspace/Sources/ASN1Swift/PKCS7/PKCS7.swift:32:32: error: cannot find type 'SecKeyAlgorithm' in scope
 30 | {
 31 | 	@available(iOS 10.0, *)
 32 | 	func encryptionAlgorithm() -> SecKeyAlgorithm
    |                                `- error: cannot find type 'SecKeyAlgorithm' in scope
 33 | 	{
 34 | 		switch self
[6/19] Compiling ASN1Swift ASN1Decoder+Utils.swift
[7/19] Compiling ASN1Swift ASN1Decoder.swift
[8/19] Compiling ASN1Swift ASN1Decoder+Unboxing.swift
[9/19] Compiling ASN1Swift ASN1Decoder+UnkeyedDecodingContainer.swift
[10/19] Compiling ASN1Swift ASN1Serialization.swift
[11/19] Compiling ASN1Swift ASN1Templates.swift
[12/19] Compiling ASN1Swift ASN1Types.swift
[13/19] Compiling ASN1Swift DecodingError+Extensions.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[14/19] Compiling ASN1Swift ASN1Coder.swift
[15/19] Compiling ASN1Swift ASN1Decoder+Extras.swift
[16/19] Compiling ASN1Swift ASN1Decoder+KeyedDecodingContainer.swift
[17/19] Compiling ASN1Swift ASN1Decoder+SingleValueContainer.swift
[18/19] Emitting module ASN1Swift
/host/spi-builder-workspace/Sources/ASN1Swift/Foundation+ASN1Coder.swift:66:13: warning: static property 'oid' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
64 | 	}
65 |
66 | 	static var oid: String.Encoding = String.Encoding(rawValue: 360)
   |             |- warning: static property 'oid' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |             |- note: convert 'oid' to a 'let' constant to make 'Sendable' shared state immutable
   |             |- note: add '@MainActor' to make static property 'oid' part of global actor 'MainActor'
   |             `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
67 | }
68 |
/host/spi-builder-workspace/Sources/ASN1Swift/PKCS7/PKCS7.swift:32:32: error: cannot find type 'SecKeyAlgorithm' in scope
 30 | {
 31 | 	@available(iOS 10.0, *)
 32 | 	func encryptionAlgorithm() -> SecKeyAlgorithm
    |                                `- error: cannot find type 'SecKeyAlgorithm' in scope
 33 | 	{
 34 | 		switch self
[19/19] Compiling ASN1Swift resource_bundle_accessor.swift
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/16] Compiling ASN1Swift Foundation+ASN1Coder.swift
/host/spi-builder-workspace/Sources/ASN1Swift/PKCS7/PKCS7.swift:32:32: error: cannot find type 'SecKeyAlgorithm' in scope
 30 | {
 31 | 	@available(iOS 10.0, *)
 32 | 	func encryptionAlgorithm() -> SecKeyAlgorithm
    |                                `- error: cannot find type 'SecKeyAlgorithm' in scope
 33 | 	{
 34 | 		switch self
[3/16] Compiling ASN1Swift PKCS7.swift
/host/spi-builder-workspace/Sources/ASN1Swift/PKCS7/PKCS7.swift:32:32: error: cannot find type 'SecKeyAlgorithm' in scope
 30 | {
 31 | 	@available(iOS 10.0, *)
 32 | 	func encryptionAlgorithm() -> SecKeyAlgorithm
    |                                `- error: cannot find type 'SecKeyAlgorithm' in scope
 33 | 	{
 34 | 		switch self
[4/17] Compiling ASN1Swift ASN1Types.swift
[5/17] Compiling ASN1Swift DecodingError+Extensions.swift
[6/17] Compiling ASN1Swift ASN1Serialization.swift
[7/17] Compiling ASN1Swift ASN1Templates.swift
[8/17] Compiling ASN1Swift resource_bundle_accessor.swift
[9/17] Compiling ASN1Swift ASN1Decoder+Utils.swift
[10/17] Compiling ASN1Swift ASN1Decoder.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[11/17] Compiling ASN1Swift ASN1Coder.swift
[12/17] Compiling ASN1Swift ASN1Decoder+Extras.swift
[13/17] Compiling ASN1Swift ASN1Decoder+KeyedDecodingContainer.swift
[14/17] Compiling ASN1Swift ASN1Decoder+SingleValueContainer.swift
[15/17] Compiling ASN1Swift ASN1Decoder+Unboxing.swift
[16/17] Compiling ASN1Swift ASN1Decoder+UnkeyedDecodingContainer.swift
[17/17] Emitting module ASN1Swift
/host/spi-builder-workspace/Sources/ASN1Swift/PKCS7/PKCS7.swift:32:32: error: cannot find type 'SecKeyAlgorithm' in scope
 30 | {
 31 | 	@available(iOS 10.0, *)
 32 | 	func encryptionAlgorithm() -> SecKeyAlgorithm
    |                                `- error: cannot find type 'SecKeyAlgorithm' in scope
 33 | 	{
 34 | 		switch self
BUILD FAILURE 6.1 linux