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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 FirebladeTime, reference 0.2.0 (529c0e), with Swift 6.1 for Linux on 27 Apr 2025 21:21:17 UTC.

Swift 6 data race errors: 10

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/fireblade-engine/time.git
Reference: 0.2.0
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/fireblade-engine/time
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at 529c0e2 Update README
Cloned https://github.com/fireblade-engine/time.git
Revision (git rev-parse @):
529c0e27108f2b22d864f61ff3e789dd938ee16c
SUCCESS checkout https://github.com/fireblade-engine/time.git at 0.2.0
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/fireblade-engine/time.git
https://github.com/fireblade-engine/time.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "FirebladeTime",
  "name" : "FirebladeTime",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.12"
    },
    {
      "name" : "ios",
      "version" : "10.0"
    },
    {
      "name" : "tvos",
      "version" : "10.0"
    },
    {
      "name" : "watchos",
      "version" : "3.0"
    }
  ],
  "products" : [
    {
      "name" : "FirebladeTime",
      "targets" : [
        "FirebladeTime"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FirebladeTimeTests",
      "module_type" : "SwiftTarget",
      "name" : "FirebladeTimeTests",
      "path" : "Tests/FirebladeTimeTests",
      "sources" : [
        "TimeTests.swift",
        "TimerTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "FirebladeTime"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FirebladeTimePerformanceTests",
      "module_type" : "SwiftTarget",
      "name" : "FirebladeTimePerformanceTests",
      "path" : "Tests/FirebladeTimePerformanceTests",
      "sources" : [
        "MachTimePerformanceTests.swift",
        "POSIXTimeOfDayPerformanceTests.swift",
        "PosixClockPerformanceTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "FirebladeTime"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FirebladeTime",
      "module_type" : "SwiftTarget",
      "name" : "FirebladeTime",
      "path" : "Sources/FirebladeTime",
      "product_memberships" : [
        "FirebladeTime"
      ],
      "sources" : [
        "Duration.swift",
        "MachTime.swift",
        "POSIXClock.swift",
        "POSIXTimeOfDay.swift",
        "Time.swift",
        "TimeProviding.swift",
        "Timer.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-3":/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...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/10] Emitting module FirebladeTime
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:32:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:33:23: warning: static property 'nanosecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    |                       |- warning: static property 'nanosecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'nanosecond' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:34:23: warning: static property 'microsecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
    |                       |- warning: static property 'microsecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'microsecond' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
 36 |     public static let second = Duration(seconds: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:35:23: warning: static property 'millisecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
    |                       |- warning: static property 'millisecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'millisecond' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 36 |     public static let second = Duration(seconds: DurationUnit(1))
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:36:23: warning: static property 'second' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
 36 |     public static let second = Duration(seconds: DurationUnit(1))
    |                       |- warning: static property 'second' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'second' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
 38 |     public static let hour = Duration(hours: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:37:23: warning: static property 'minute' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    :
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
 36 |     public static let second = Duration(seconds: DurationUnit(1))
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
    |                       |- warning: static property 'minute' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'minute' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 38 |     public static let hour = Duration(hours: DurationUnit(1))
 39 |     public static let day = Duration(days: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:38:23: warning: static property 'hour' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    :
 36 |     public static let second = Duration(seconds: DurationUnit(1))
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
 38 |     public static let hour = Duration(hours: DurationUnit(1))
    |                       |- warning: static property 'hour' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'hour' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 39 |     public static let day = Duration(days: DurationUnit(1))
 40 |
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:39:23: warning: static property 'day' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    :
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
 38 |     public static let hour = Duration(hours: DurationUnit(1))
 39 |     public static let day = Duration(days: DurationUnit(1))
    |                       |- warning: static property 'day' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'day' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 40 |
 41 |     public static let maxDuration = Duration(DurationUnit.max)
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:41:23: warning: static property 'maxDuration' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    :
 39 |     public static let day = Duration(days: DurationUnit(1))
 40 |
 41 |     public static let maxDuration = Duration(DurationUnit.max)
    |                       |- warning: static property 'maxDuration' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'maxDuration' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 42 |
 43 |     // can hold up to 584,942417355072 years
/host/spi-builder-workspace/Sources/FirebladeTime/Time.swift:9:34: warning: static property 'time' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 7 |
 8 | public enum Time {
 9 |     @usableFromInline static var time: TimeProviding = makeTime()
   |                                  |- warning: static property 'time' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                                  |- note: convert 'time' to a 'let' constant to make 'Sendable' shared state immutable
   |                                  |- note: add '@MainActor' to make static property 'time' part of global actor 'MainActor'
   |                                  `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
10 |
11 |     @inlinable
[4/10] Compiling FirebladeTime MachTime.swift
[5/10] Compiling FirebladeTime Duration.swift
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:32:23: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
    |                       |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'zero' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:33:23: warning: static property 'nanosecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    |                       |- warning: static property 'nanosecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'nanosecond' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:34:23: warning: static property 'microsecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
    |                       |- warning: static property 'microsecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'microsecond' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
 36 |     public static let second = Duration(seconds: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:35:23: warning: static property 'millisecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
    |                       |- warning: static property 'millisecond' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'millisecond' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 36 |     public static let second = Duration(seconds: DurationUnit(1))
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:36:23: warning: static property 'second' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
 34 |     public static let microsecond = Duration(microseconds: DurationUnit(1))
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
 36 |     public static let second = Duration(seconds: DurationUnit(1))
    |                       |- warning: static property 'second' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'second' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
 38 |     public static let hour = Duration(hours: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:37:23: warning: static property 'minute' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    :
 35 |     public static let millisecond = Duration(milliseconds: DurationUnit(1))
 36 |     public static let second = Duration(seconds: DurationUnit(1))
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
    |                       |- warning: static property 'minute' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'minute' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 38 |     public static let hour = Duration(hours: DurationUnit(1))
 39 |     public static let day = Duration(days: DurationUnit(1))
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:38:23: warning: static property 'hour' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    :
 36 |     public static let second = Duration(seconds: DurationUnit(1))
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
 38 |     public static let hour = Duration(hours: DurationUnit(1))
    |                       |- warning: static property 'hour' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'hour' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 39 |     public static let day = Duration(days: DurationUnit(1))
 40 |
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:39:23: warning: static property 'day' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    :
 37 |     public static let minute = Duration(minutes: DurationUnit(1))
 38 |     public static let hour = Duration(hours: DurationUnit(1))
 39 |     public static let day = Duration(days: DurationUnit(1))
    |                       |- warning: static property 'day' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'day' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 40 |
 41 |     public static let maxDuration = Duration(DurationUnit.max)
/host/spi-builder-workspace/Sources/FirebladeTime/Duration.swift:41:23: warning: static property 'maxDuration' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
 29 | }
 30 |
 31 | public struct Duration: Equatable, Comparable, Hashable, CustomDebugStringConvertible, CustomStringConvertible {
    |               `- note: consider making struct 'Duration' conform to the 'Sendable' protocol
 32 |     public static let zero = Duration(DurationUnit(0))
 33 |     public static let nanosecond = Duration(nanoseconds: DurationUnit(1))
    :
 39 |     public static let day = Duration(days: DurationUnit(1))
 40 |
 41 |     public static let maxDuration = Duration(DurationUnit.max)
    |                       |- warning: static property 'maxDuration' is not concurrency-safe because non-'Sendable' type 'Duration' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: add '@MainActor' to make static property 'maxDuration' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 42 |
 43 |     // can hold up to 584,942417355072 years
[6/10] Compiling FirebladeTime Timer.swift
[7/10] Compiling FirebladeTime TimeProviding.swift
[8/10] Compiling FirebladeTime POSIXClock.swift
[9/10] Compiling FirebladeTime Time.swift
/host/spi-builder-workspace/Sources/FirebladeTime/Time.swift:9:34: warning: static property 'time' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 7 |
 8 | public enum Time {
 9 |     @usableFromInline static var time: TimeProviding = makeTime()
   |                                  |- warning: static property 'time' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                                  |- note: convert 'time' to a 'let' constant to make 'Sendable' shared state immutable
   |                                  |- note: add '@MainActor' to make static property 'time' part of global actor 'MainActor'
   |                                  `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
10 |
11 |     @inlinable
[10/10] Compiling FirebladeTime POSIXTimeOfDay.swift
Build complete! (4.60s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "FirebladeTime",
  "name" : "FirebladeTime",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "macos",
      "version" : "10.12"
    },
    {
      "name" : "ios",
      "version" : "10.0"
    },
    {
      "name" : "tvos",
      "version" : "10.0"
    },
    {
      "name" : "watchos",
      "version" : "3.0"
    }
  ],
  "products" : [
    {
      "name" : "FirebladeTime",
      "targets" : [
        "FirebladeTime"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "FirebladeTimeTests",
      "module_type" : "SwiftTarget",
      "name" : "FirebladeTimeTests",
      "path" : "Tests/FirebladeTimeTests",
      "sources" : [
        "TimeTests.swift",
        "TimerTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "FirebladeTime"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FirebladeTimePerformanceTests",
      "module_type" : "SwiftTarget",
      "name" : "FirebladeTimePerformanceTests",
      "path" : "Tests/FirebladeTimePerformanceTests",
      "sources" : [
        "MachTimePerformanceTests.swift",
        "POSIXTimeOfDayPerformanceTests.swift",
        "PosixClockPerformanceTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "FirebladeTime"
      ],
      "type" : "test"
    },
    {
      "c99name" : "FirebladeTime",
      "module_type" : "SwiftTarget",
      "name" : "FirebladeTime",
      "path" : "Sources/FirebladeTime",
      "product_memberships" : [
        "FirebladeTime"
      ],
      "sources" : [
        "Duration.swift",
        "MachTime.swift",
        "POSIXClock.swift",
        "POSIXTimeOfDay.swift",
        "Time.swift",
        "TimeProviding.swift",
        "Timer.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.1"
}
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
Done.