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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 ExtendedSwift, reference main (a2b500), with Swift 5.9 for macOS (SPM) on 26 Jan 2025 19:20:52 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/davedelong/extendedswift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/davedelong/extendedswift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at a2b5003 create data from hex string
Cloned https://github.com/davedelong/extendedswift.git
Revision (git rev-parse @):
a2b5003bf986e229ebe8d26fa3fa8f948c2db4ed
SUCCESS checkout https://github.com/davedelong/extendedswift.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.9
Building package at path:  $PWD
https://github.com/davedelong/extendedswift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.2.0.app xcrun swift build --arch arm64
Building for debugging...
[0/12] Copying entities.json
[1/12] Compiling _NumericsShims _NumericsShims.c
[3/19] Compiling Logging Locks.swift
[4/19] Compiling Logging LogHandler.swift
[5/19] Compiling Logging Logging.swift
[6/19] Compiling Logging MetadataProvider.swift
[7/19] Emitting module Logging
[8/29] Compiling RealModule Float80+Real.swift
[9/30] Compiling RealModule Real.swift
[10/30] Compiling RealModule RealFunctions.swift
[11/30] Compiling RealModule Float16+Real.swift
[12/30] Compiling RealModule Float+Real.swift
[13/30] Compiling RealModule ApproximateEquality.swift
[14/30] Compiling RealModule AugmentedArithmetic.swift
[15/30] Compiling RealModule ElementaryFunctions.swift
[16/30] Compiling RealModule Double+Real.swift
[17/30] Compiling RealModule AlgebraicField.swift
[18/30] Emitting module RealModule
[18/30] Compiling SignalSafe.m
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/JSON+Serialize.m:270:1: warning: non-void function does not return a value [-Wreturn-type]
}
^
1 warning generated.
[19/30] Compiling JSON+Serialize.m
[20/48] Compiling Runtime.m
[21/53] Compiling NSUUID+Time.m
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/GregorianDate.m:130:48: error: non-void function 'GregorianDateIncrementDay' should return a value [-Wreturn-type]
    if (GregorianDateIsValid(date) == false) { return; }
                                               ^
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/GregorianDate.m:148:48: error: non-void function 'GregorianDateDecrementDay' should return a value [-Wreturn-type]
    if (GregorianDateIsValid(date) == false) { return; }
                                               ^
2 errors generated.
[22/56] Compiling GregorianDate.m
[22/56] Compiling JSON.m
[22/56] Compiling GregorianDate+Format.m
[22/56] Compiling GregorianDate+Formatters.m
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/AppSession.m:225:26: warning: incompatible integer to pointer conversion initializing 'struct load_command *' with an expression of type 'unsigned long' [-Wint-conversion]
    struct load_command *nextCommand = (uintptr_t)mh + (is64Bit ? sizeof(struct mach_header_64) : sizeof(struct mach_header));
                         ^             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/PrivateAPI/src/AppSession.m:230:21: warning: incompatible integer to pointer conversion assigning to 'struct load_command *' from 'uintptr_t' (aka 'unsigned long') [-Wint-conversion]
        nextCommand = (uintptr_t)nextCommand + cmdsize;
                    ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[22/56] Compiling AppSession.m
Fetching https://github.com/apple/swift-log
Fetching https://github.com/apple/swift-algorithms
[1/3743] Fetching swift-log
[151/9366] Fetching swift-log, swift-algorithms
Fetched https://github.com/apple/swift-log (1.71s)
Fetched https://github.com/apple/swift-algorithms (1.71s)
Computing version for https://github.com/apple/swift-algorithms
Computed https://github.com/apple/swift-algorithms at 1.2.0 (2.63s)
Fetching https://github.com/apple/swift-numerics.git
[1/5576] Fetching swift-numerics
Fetched https://github.com/apple/swift-numerics.git (2.01s)
Computing version for https://github.com/apple/swift-numerics.git
Computed https://github.com/apple/swift-numerics.git at 1.0.2 (0.65s)
Computing version for https://github.com/apple/swift-log
Computed https://github.com/apple/swift-log at 1.6.2 (0.50s)
Creating working copy for https://github.com/apple/swift-numerics.git
Working copy of https://github.com/apple/swift-numerics.git resolved at 1.0.2
Creating working copy for https://github.com/apple/swift-log
Working copy of https://github.com/apple/swift-log resolved at 1.6.2
Creating working copy for https://github.com/apple/swift-algorithms
Working copy of https://github.com/apple/swift-algorithms resolved at 1.2.0
BUILD FAILURE 5.9 macosSpm