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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 MulticastDelegate, reference 2.1.5 (8826c0), with Swift 6.0 for Linux on 1 Nov 2024 00:49:26 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.56.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jonasman/MulticastDelegate.git
Reference: 2.1.5
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/jonasman/MulticastDelegate
 * tag               2.1.5      -> FETCH_HEAD
HEAD is now at 8826c09 Updated package to support xcode 11.x
Cloned https://github.com/jonasman/MulticastDelegate.git
Revision (git rev-parse @):
8826c0979f950acbee92738848de5e8defd59d17
SUCCESS checkout https://github.com/jonasman/MulticastDelegate.git at 2.1.5
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $PWD
https://github.com/jonasman/MulticastDelegate.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.0-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete 2>&1
basic-6.0-latest: Pulling from finestructure/spi-images
Digest: sha256:47d26c99ca4f1ac0a332c85fd5b13ff4390e72115219984a57a68fe9d1063a05
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.0-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module MulticastDelegate
/host/spi-builder-workspace/Sources/MulticastDelegate/MulticastDelegate.swift:17:28: error: cannot find type 'NSHashTable' in scope
 15 |
 16 |     /// The delegates hash table.
 17 |     private let delegates: NSHashTable<AnyObject>
    |                            `- error: cannot find type 'NSHashTable' in scope
 18 |
 19 |     /**
/host/spi-builder-workspace/Sources/MulticastDelegate/MulticastDelegate.swift:49:26: error: cannot find type 'NSPointerFunctions' in scope
 47 |      *  - returns: A new `MulticastDelegate` instance
 48 |      */
 49 |     public init(options: NSPointerFunctions.Options) {
    |                          `- error: cannot find type 'NSPointerFunctions' in scope
 50 |
 51 |         delegates = NSHashTable<AnyObject>(options: options, capacity: 0)
[4/4] Compiling MulticastDelegate MulticastDelegate.swift
/host/spi-builder-workspace/Sources/MulticastDelegate/MulticastDelegate.swift:17:28: error: cannot find type 'NSHashTable' in scope
 15 |
 16 |     /// The delegates hash table.
 17 |     private let delegates: NSHashTable<AnyObject>
    |                            `- error: cannot find type 'NSHashTable' in scope
 18 |
 19 |     /**
/host/spi-builder-workspace/Sources/MulticastDelegate/MulticastDelegate.swift:49:26: error: cannot find type 'NSPointerFunctions' in scope
 47 |      *  - returns: A new `MulticastDelegate` instance
 48 |      */
 49 |     public init(options: NSPointerFunctions.Options) {
    |                          `- error: cannot find type 'NSPointerFunctions' in scope
 50 |
 51 |         delegates = NSHashTable<AnyObject>(options: options, capacity: 0)
/host/spi-builder-workspace/Sources/MulticastDelegate/MulticastDelegate.swift:39:40: error: cannot find 'NSHashTable' in scope
 37 |     public init(strongReferences: Bool = false) {
 38 |
 39 |         delegates = strongReferences ? NSHashTable<AnyObject>() : NSHashTable<AnyObject>.weakObjects()
    |                                        `- error: cannot find 'NSHashTable' in scope
 40 |     }
 41 |
/host/spi-builder-workspace/Sources/MulticastDelegate/MulticastDelegate.swift:39:67: error: cannot find 'NSHashTable' in scope
 37 |     public init(strongReferences: Bool = false) {
 38 |
 39 |         delegates = strongReferences ? NSHashTable<AnyObject>() : NSHashTable<AnyObject>.weakObjects()
    |                                                                   `- error: cannot find 'NSHashTable' in scope
 40 |     }
 41 |
/host/spi-builder-workspace/Sources/MulticastDelegate/MulticastDelegate.swift:51:21: error: cannot find 'NSHashTable' in scope
 49 |     public init(options: NSPointerFunctions.Options) {
 50 |
 51 |         delegates = NSHashTable<AnyObject>(options: options, capacity: 0)
    |                     `- error: cannot find 'NSHashTable' in scope
 52 |     }
 53 |
BUILD FAILURE 6.0 linux