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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

Successful build of xsys, reference main (084e2f), with Swift 6.0 for macOS (SPM) on 28 Nov 2024 07:57:33 UTC.

Swift 6 data race errors: 6

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -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

Build Log

========================================
RunAll
========================================
Builder version: 4.58.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/NozeIO/xsys.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/NozeIO/xsys
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 084e2ff More `@inlinable`
Cloned https://github.com/NozeIO/xsys.git
Revision (git rev-parse @):
084e2ff0667dd43f0a31868aa40463b287d2d9df
SUCCESS checkout https://github.com/NozeIO/xsys.git at main
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "xsys",
      "name": "xsys",
      "url": "https://github.com/NozeIO/xsys.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/xsys",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/NozeIO/xsys.git
[1/60] Fetching xsys
Fetched https://github.com/NozeIO/xsys.git from cache (0.68s)
Creating working copy for https://github.com/NozeIO/xsys.git
Working copy of https://github.com/NozeIO/xsys.git resolved at main (084e2ff)
warning: '.resolve-product-dependencies': dependency 'xsys' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.0
Building package at path:  $PWD
https://github.com/NozeIO/xsys.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.1.0.app xcrun swift build --arch arm64 -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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--7754E27361AE5C74.txt
[3/16] Compiling xsys time.swift
[4/17] Compiling xsys timespec.swift
/Users/admin/builder/spi-builder-workspace/Sources/xsys/timespec.swift:92:1: warning: extension declares a conformance of imported type 'timespec' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of '_time' introduce this conformance in the future
 90 | }
 91 |
 92 | extension timespec: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'timespec' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of '_time' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 93 |   @inlinable
 94 |   public var description : String {
/Users/admin/builder/spi-builder-workspace/Sources/xsys/timespec.swift:104:1: warning: extension declares a conformance of imported type 'timeval' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'sys_time' introduce this conformance in the future
102 | }
103 |
104 | extension timeval: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'timeval' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'sys_time' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
105 |   @inlinable
106 |   public var description : String {
/Users/admin/builder/spi-builder-workspace/Sources/xsys/timespec.swift:51:28: warning: reference to var 'mach_task_self_' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 49 |       host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock);
 50 |       clock_get_time(cclock, &mts);
 51 |       mach_port_deallocate(mach_task_self_, cclock);
    |                            `- warning: reference to var 'mach_task_self_' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 52 |
 53 |       return timespec(mts)
Darwin.mach_task_self_:1:12: note: var declared here
1 | public var mach_task_self_: mach_port_t
  |            `- note: var declared here
[5/17] Compiling xsys ntohs.swift
[6/17] Compiling xsys socket.swift
[7/17] Compiling xsys sockaddr_any.swift
[8/17] Compiling xsys ioctl.swift
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:49:23: warning: let 'dlHandle' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
47 | //       but not in Xcode yet?
48 |
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
   |                       |- warning: let 'dlHandle' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dlHandle' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:50:23: warning: let 'fnFcntl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
48 |
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
   |                       |- warning: let 'fnFcntl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'fnFcntl' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
52 |
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:51:23: warning: let 'fnIoctl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
   |                       |- warning: let 'fnIoctl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'fnIoctl' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
52 |
53 | @usableFromInline typealias fcntlViType  =
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
[9/17] Compiling xsys misc.swift
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:49:23: warning: let 'dlHandle' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
47 | //       but not in Xcode yet?
48 |
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
   |                       |- warning: let 'dlHandle' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dlHandle' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:50:23: warning: let 'fnFcntl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
48 |
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
   |                       |- warning: let 'fnFcntl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'fnFcntl' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
52 |
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:51:23: warning: let 'fnIoctl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
   |                       |- warning: let 'fnIoctl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'fnIoctl' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
52 |
53 | @usableFromInline typealias fcntlViType  =
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
[10/17] Compiling xsys dylib.swift
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/xsys/fd.swift:61:14: warning: let 'open' is not concurrency-safe because non-'Sendable' type 'xsysOpenType' (aka '(UnsafePointer<Int8>, Int32) -> Int32') may have shared mutable state; this is an error in the Swift 6 language mode
 59 |   import Darwin
 60 |
 61 |   public let open      : xsysOpenType = Darwin.open
    |              |- warning: let 'open' is not concurrency-safe because non-'Sendable' type 'xsysOpenType' (aka '(UnsafePointer<Int8>, Int32) -> Int32') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate 'open' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 62 |   public let close     = Darwin.close
 63 |   public let read      = Darwin.read
[11/17] Compiling xsys fd.swift
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/xsys/fd.swift:61:14: warning: let 'open' is not concurrency-safe because non-'Sendable' type 'xsysOpenType' (aka '(UnsafePointer<Int8>, Int32) -> Int32') may have shared mutable state; this is an error in the Swift 6 language mode
 59 |   import Darwin
 60 |
 61 |   public let open      : xsysOpenType = Darwin.open
    |              |- warning: let 'open' is not concurrency-safe because non-'Sendable' type 'xsysOpenType' (aka '(UnsafePointer<Int8>, Int32) -> Int32') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate 'open' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 62 |   public let close     = Darwin.close
 63 |   public let read      = Darwin.read
[12/17] Compiling xsys SocketAddress.swift
[13/17] Compiling xsys UUID.swift
[14/17] Compiling xsys timeval_any.swift
[15/17] Emitting module xsys
/Users/admin/builder/spi-builder-workspace/Sources/xsys/Module.swift:19:12: warning: let 'module' is not concurrency-safe because non-'Sendable' type 'XSysModule' may have shared mutable state; this is an error in the Swift 6 language mode
15 | #endif
16 |
17 | public struct XSysModule {
   |               `- note: consider making struct 'XSysModule' conform to the 'Sendable' protocol
18 | }
19 | public let module = XSysModule()
   |            |- warning: let 'module' is not concurrency-safe because non-'Sendable' type 'XSysModule' may have shared mutable state; this is an error in the Swift 6 language mode
   |            |- note: annotate 'module' with '@MainActor' if property should only be accessed from the main actor
   |            `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |
/Users/admin/builder/spi-builder-workspace/Sources/xsys/POSIXError.swift:183:3: warning: extension declares a conformance of imported type 'POSIXErrorCode' to imported protocol 'Error'; this will not behave correctly if the owners of '_errno' introduce this conformance in the future
181 |   import Foundation // this is for POSIXError : Error
182 |
183 |   extension POSIXErrorCode : Error {}
    |   |- warning: extension declares a conformance of imported type 'POSIXErrorCode' to imported protocol 'Error'; this will not behave correctly if the owners of '_errno' introduce this conformance in the future
    |   `- note: add '@retroactive' to silence this warning
184 | #endif // MacOS
185 |
<unknown>:0: note: a function type must be marked '@Sendable' to conform to 'Sendable'
/Users/admin/builder/spi-builder-workspace/Sources/xsys/fd.swift:61:14: warning: let 'open' is not concurrency-safe because non-'Sendable' type 'xsysOpenType' (aka '(UnsafePointer<Int8>, Int32) -> Int32') may have shared mutable state; this is an error in the Swift 6 language mode
 59 |   import Darwin
 60 |
 61 |   public let open      : xsysOpenType = Darwin.open
    |              |- warning: let 'open' is not concurrency-safe because non-'Sendable' type 'xsysOpenType' (aka '(UnsafePointer<Int8>, Int32) -> Int32') may have shared mutable state; this is an error in the Swift 6 language mode
    |              |- note: annotate 'open' with '@MainActor' if property should only be accessed from the main actor
    |              `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 62 |   public let close     = Darwin.close
 63 |   public let read      = Darwin.read
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:49:23: warning: let 'dlHandle' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
47 | //       but not in Xcode yet?
48 |
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
   |                       |- warning: let 'dlHandle' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'dlHandle' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:50:23: warning: let 'fnFcntl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
48 |
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
   |                       |- warning: let 'fnFcntl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'fnFcntl' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
52 |
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
/Users/admin/builder/spi-builder-workspace/Sources/xsys/ioctl.swift:51:23: warning: let 'fnIoctl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
49 | @usableFromInline let dlHandle = dlopen(nil, RTLD_NOW)
50 | @usableFromInline let fnFcntl  = dlsym(dlHandle, "fcntl")
51 | @usableFromInline let fnIoctl  = dlsym(dlHandle, "ioctl")
   |                       |- warning: let 'fnIoctl' is not concurrency-safe because non-'Sendable' type 'UnsafeMutableRawPointer?' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'fnIoctl' with '@MainActor' if property should only be accessed from the main actor
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
52 |
53 | @usableFromInline typealias fcntlViType  =
Swift.Optional:1:21: note: generic enum 'Optional' does not conform to the 'Sendable' protocol
1 | @frozen public enum Optional<Wrapped> : ~Copyable where Wrapped : ~Copyable {
  |                     `- note: generic enum 'Optional' does not conform to the 'Sendable' protocol
2 |     case none
3 |     case some(Wrapped)
/Users/admin/builder/spi-builder-workspace/Sources/xsys/timespec.swift:92:1: warning: extension declares a conformance of imported type 'timespec' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of '_time' introduce this conformance in the future
 90 | }
 91 |
 92 | extension timespec: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'timespec' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of '_time' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
 93 |   @inlinable
 94 |   public var description : String {
/Users/admin/builder/spi-builder-workspace/Sources/xsys/timespec.swift:104:1: warning: extension declares a conformance of imported type 'timeval' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'sys_time' introduce this conformance in the future
102 | }
103 |
104 | extension timeval: CustomStringConvertible {
    | |- warning: extension declares a conformance of imported type 'timeval' to imported protocol 'CustomStringConvertible'; this will not behave correctly if the owners of 'sys_time' introduce this conformance in the future
    | `- note: add '@retroactive' to silence this warning
105 |   @inlinable
106 |   public var description : String {
/Users/admin/builder/spi-builder-workspace/Sources/xsys/timespec.swift:51:28: warning: reference to var 'mach_task_self_' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 49 |       host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &cclock);
 50 |       clock_get_time(cclock, &mts);
 51 |       mach_port_deallocate(mach_task_self_, cclock);
    |                            `- warning: reference to var 'mach_task_self_' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 52 |
 53 |       return timespec(mts)
Darwin.mach_task_self_:1:12: note: var declared here
1 | public var mach_task_self_: mach_port_t
  |            `- note: var declared here
[16/17] Compiling xsys Module.swift
/Users/admin/builder/spi-builder-workspace/Sources/xsys/Module.swift:19:12: warning: let 'module' is not concurrency-safe because non-'Sendable' type 'XSysModule' may have shared mutable state; this is an error in the Swift 6 language mode
15 | #endif
16 |
17 | public struct XSysModule {
   |               `- note: consider making struct 'XSysModule' conform to the 'Sendable' protocol
18 | }
19 | public let module = XSysModule()
   |            |- warning: let 'module' is not concurrency-safe because non-'Sendable' type 'XSysModule' may have shared mutable state; this is an error in the Swift 6 language mode
   |            |- note: annotate 'module' with '@MainActor' if property should only be accessed from the main actor
   |            `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |
/Users/admin/builder/spi-builder-workspace/Sources/xsys/POSIXError.swift:183:3: warning: extension declares a conformance of imported type 'POSIXErrorCode' to imported protocol 'Error'; this will not behave correctly if the owners of '_errno' introduce this conformance in the future
181 |   import Foundation // this is for POSIXError : Error
182 |
183 |   extension POSIXErrorCode : Error {}
    |   |- warning: extension declares a conformance of imported type 'POSIXErrorCode' to imported protocol 'Error'; this will not behave correctly if the owners of '_errno' introduce this conformance in the future
    |   `- note: add '@retroactive' to silence this warning
184 | #endif // MacOS
185 |
[17/17] Compiling xsys POSIXError.swift
/Users/admin/builder/spi-builder-workspace/Sources/xsys/Module.swift:19:12: warning: let 'module' is not concurrency-safe because non-'Sendable' type 'XSysModule' may have shared mutable state; this is an error in the Swift 6 language mode
15 | #endif
16 |
17 | public struct XSysModule {
   |               `- note: consider making struct 'XSysModule' conform to the 'Sendable' protocol
18 | }
19 | public let module = XSysModule()
   |            |- warning: let 'module' is not concurrency-safe because non-'Sendable' type 'XSysModule' may have shared mutable state; this is an error in the Swift 6 language mode
   |            |- note: annotate 'module' with '@MainActor' if property should only be accessed from the main actor
   |            `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |
/Users/admin/builder/spi-builder-workspace/Sources/xsys/POSIXError.swift:183:3: warning: extension declares a conformance of imported type 'POSIXErrorCode' to imported protocol 'Error'; this will not behave correctly if the owners of '_errno' introduce this conformance in the future
181 |   import Foundation // this is for POSIXError : Error
182 |
183 |   extension POSIXErrorCode : Error {}
    |   |- warning: extension declares a conformance of imported type 'POSIXErrorCode' to imported protocol 'Error'; this will not behave correctly if the owners of '_errno' introduce this conformance in the future
    |   `- note: add '@retroactive' to silence this warning
184 | #endif // MacOS
185 |
Build complete! (9.88s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "xsys",
  "name" : "xsys",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "xsys",
      "targets" : [
        "xsys"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "xsysTests",
      "module_type" : "SwiftTarget",
      "name" : "xsysTests",
      "path" : "Tests/xsysTests",
      "sources" : [
        "XCTestManifests.swift",
        "xsysTests.swift"
      ],
      "target_dependencies" : [
        "xsys"
      ],
      "type" : "test"
    },
    {
      "c99name" : "xsys",
      "module_type" : "SwiftTarget",
      "name" : "xsys",
      "path" : "Sources/xsys",
      "product_memberships" : [
        "xsys"
      ],
      "sources" : [
        "Module.swift",
        "POSIXError.swift",
        "SocketAddress.swift",
        "UUID.swift",
        "dylib.swift",
        "fd.swift",
        "ioctl.swift",
        "misc.swift",
        "ntohs.swift",
        "sockaddr_any.swift",
        "socket.swift",
        "time.swift",
        "timespec.swift",
        "timeval_any.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.0"
}
Done.