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Build Information

Successful build of SwiftAstro with Swift 6.0 for Linux.

Swift 6 data race errors: 12

Build Command

bash -c docker run --rm -v "checkouts-4609320-0":/host -w "$workDir" 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: 4.40.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/ncke/SwiftAstro.git
Reference: main
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/ncke/SwiftAstro
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at daf8dfd Introduce uniform naming and tidy code
Cloned https://github.com/ncke/SwiftAstro.git
Revision (git rev-parse @):
daf8dfd6b88889b79bbe40212b212cb74ac1dfba
SUCCESS checkout https://github.com/ncke/SwiftAstro.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $workDir
https://github.com/ncke/SwiftAstro.git
Running build ...
bash -c docker run --rm -v "checkouts-4609320-0":/host -w "$workDir" 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
Building for debugging...
[0/12] Copying yale-bright-star-notes.txt
[1/12] Copying VSOP87B.ear
[1/12] Copying VSOP87B.jup
[1/12] Copying VSOP87B.ven
[1/12] Write sources
[5/12] Copying VSOP87B.nep
[6/12] Copying VSOP87B.mer
[7/12] Copying VSOP87B.ura
[8/12] Copying VSOP87B.mar
[8/12] Copying VSOP87B.sat
[10/12] Copying yale-bright-star-catalog.txt
[11/12] Write swift-version-24593BA9C3E375BF.txt
[13/35] Emitting module SwiftAstro
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Moon.swift:13:23: warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Moon : GeocentricallyPositionable, AstronomicallyNameable {
    |                   `- note: consider making struct 'Moon' conform to the 'Sendable' protocol
  8 |
  9 |         public let name: String? = "Moon"
    :
 11 |     }
 12 |
 13 |     public static let moon = Moon()
    |                       |- warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'moon' 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
 14 |
 15 | }
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Pluto.swift:15:23: warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Pluto :
    |                   `- note: consider making struct 'Pluto' conform to the 'Sendable' protocol
  8 |         HeliocentricallyPositionable,
  9 |         GeocentricallyPositionable,
    :
 13 |     }
 14 |
 15 |     public static let pluto = Pluto()
    |                       |- warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'pluto' 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
 16 |
 17 | }
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Sun.swift:14:23: warning: static property 'sun' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Sun' may have shared mutable state; this is an error in the Swift 6 language mode
 5 | extension SwiftAstro {
 6 |
 7 |     public struct Sun :
   |                   `- note: consider making struct 'Sun' conform to the 'Sendable' protocol
 8 |         GeocentricallyPositionable,
 9 |         AstronomicallyNameable
   :
12 |     }
13 |
14 |     public static let sun = Sun()
   |                       |- warning: static property 'sun' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Sun' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'sun' 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
15 |
16 | }
/host/spi-builder-workspace/Sources/SwiftAstro/SwiftAstro.swift:4:23: warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 |     /// Yale Bright Star Catalog.
4 |     public static var brightStarCatalog = SwiftAstro.BrightStarCatalog()
  |                       |- warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  |                       |- note: convert 'brightStarCatalog' to a 'let' constant to make 'Sendable' shared state immutable
  |                       |- note: annotate 'brightStarCatalog' 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
5 |
6 | }
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Angle.swift:203:23: warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Angle:
    |                   `- note: consider making struct 'Angle' conform to the 'Sendable' protocol
  8 |         CustomStringConvertible,
  9 |         Equatable,
    :
201 |
202 |     /// The mean obliquity of the ecliptic in the standard equinox of J2000.
203 |     public static let meanObliquityOfEclipticAtJ2000 = SwiftAstro.Angle(
    |                       |- warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'meanObliquityOfEclipticAtJ2000' 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
204 |         degrees: 23.43929111111111
205 |     )
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Distance.swift:21:27: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
 12 | extension SwiftAstro {
 13 |
 14 |     public struct Distance: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Distance' conform to the 'Sendable' protocol
 15 |         public var astronomicalUnits: Double
 16 |
    :
 19 |         }
 20 |
 21 |         public static let zero = Distance(astronomicalUnits: 0.0)
    |                           |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'zero' 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
 22 |     }
 23 |
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Time.swift:21:23: warning: static property 'jd0' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Time' may have shared mutable state; this is an error in the Swift 6 language mode
  3 | extension SwiftAstro {
  4 |
  5 |     public struct Time: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Time' conform to the 'Sendable' protocol
  6 |         public let julianDays: Double
  7 |
    :
 19 |     public static let secondsPerDay: TimeInterval = 86400.0
 20 |
 21 |     public static let jd0 = SwiftAstro.Time(julianDays: 0.0)
    |                       |- warning: static property 'jd0' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Time' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'jd0' 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
 22 |
 23 |     public static let julianDaysPerMillenia = 365250.0
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:9:16: warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                `- warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 1 | import Foundation
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 2 |
 3 | // MARK: - Number Formatters
   :
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                |- note: annotate 'fractionNumberFormatter' 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
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:21:16: warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'twoNumberFormatter' 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
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:31:16: warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
29 |     /// A number formatter that guarantees at least three integer digits with no
30 |     /// fractional part. For example: 019, 005, 201.
31 |     static let threeNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'threeNumberFormatter' 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
32 |         let nf = NumberFormatter()
33 |         nf.minimumIntegerDigits = 3
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:40:16: warning: static property 'decimalNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
38 |
39 |     /// A number formatter for decimals.
40 |     static let decimalNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'decimalNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'decimalNumberFormatter' 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
41 |         let nf = NumberFormatter()
42 |         nf.numberStyle = NumberFormatter.Style.decimal
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/VSOP87/VSOP87.swift:5:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
  1 | import Foundation
  2 |
  3 | class VSOP87Store {
    |       `- note: class 'VSOP87Store' does not conform to the 'Sendable' protocol
  4 |
  5 |     static let shared = VSOP87Store()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'shared' 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
  6 |
  7 |     private var vsops = [SwiftAstro.Planet: VSOP87]()
[14/38] Compiling SwiftAstro Utility.swift
/host/spi-builder-workspace/Sources/SwiftAstro/VSOP87/VSOP87.swift:5:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
  1 | import Foundation
  2 |
  3 | class VSOP87Store {
    |       `- note: class 'VSOP87Store' does not conform to the 'Sendable' protocol
  4 |
  5 |     static let shared = VSOP87Store()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'shared' 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
  6 |
  7 |     private var vsops = [SwiftAstro.Planet: VSOP87]()
[15/38] Compiling SwiftAstro VSOP87.swift
/host/spi-builder-workspace/Sources/SwiftAstro/VSOP87/VSOP87.swift:5:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
  1 | import Foundation
  2 |
  3 | class VSOP87Store {
    |       `- note: class 'VSOP87Store' does not conform to the 'Sendable' protocol
  4 |
  5 |     static let shared = VSOP87Store()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'shared' 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
  6 |
  7 |     private var vsops = [SwiftAstro.Planet: VSOP87]()
[16/38] Compiling SwiftAstro resource_bundle_accessor.swift
/host/spi-builder-workspace/Sources/SwiftAstro/VSOP87/VSOP87.swift:5:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
  1 | import Foundation
  2 |
  3 | class VSOP87Store {
    |       `- note: class 'VSOP87Store' does not conform to the 'Sendable' protocol
  4 |
  5 |     static let shared = VSOP87Store()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'shared' 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
  6 |
  7 |     private var vsops = [SwiftAstro.Planet: VSOP87]()
[17/38] Compiling SwiftAstro Time+Nutation.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Time.swift:21:23: warning: static property 'jd0' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Time' may have shared mutable state; this is an error in the Swift 6 language mode
  3 | extension SwiftAstro {
  4 |
  5 |     public struct Time: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Time' conform to the 'Sendable' protocol
  6 |         public let julianDays: Double
  7 |
    :
 19 |     public static let secondsPerDay: TimeInterval = 86400.0
 20 |
 21 |     public static let jd0 = SwiftAstro.Time(julianDays: 0.0)
    |                       |- warning: static property 'jd0' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Time' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'jd0' 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
 22 |
 23 |     public static let julianDaysPerMillenia = 365250.0
[18/38] Compiling SwiftAstro Time.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Time.swift:21:23: warning: static property 'jd0' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Time' may have shared mutable state; this is an error in the Swift 6 language mode
  3 | extension SwiftAstro {
  4 |
  5 |     public struct Time: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Time' conform to the 'Sendable' protocol
  6 |         public let julianDays: Double
  7 |
    :
 19 |     public static let secondsPerDay: TimeInterval = 86400.0
 20 |
 21 |     public static let jd0 = SwiftAstro.Time(julianDays: 0.0)
    |                       |- warning: static property 'jd0' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Time' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'jd0' 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
 22 |
 23 |     public static let julianDaysPerMillenia = 365250.0
[19/38] Compiling SwiftAstro Double+Helpers.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Time.swift:21:23: warning: static property 'jd0' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Time' may have shared mutable state; this is an error in the Swift 6 language mode
  3 | extension SwiftAstro {
  4 |
  5 |     public struct Time: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Time' conform to the 'Sendable' protocol
  6 |         public let julianDays: Double
  7 |
    :
 19 |     public static let secondsPerDay: TimeInterval = 86400.0
 20 |
 21 |     public static let jd0 = SwiftAstro.Time(julianDays: 0.0)
    |                       |- warning: static property 'jd0' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Time' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'jd0' 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
 22 |
 23 |     public static let julianDaysPerMillenia = 365250.0
[20/38] Compiling SwiftAstro String+Helpers.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:9:16: warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                `- warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 1 | import Foundation
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 2 |
 3 | // MARK: - Number Formatters
   :
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                |- note: annotate 'fractionNumberFormatter' 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
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:21:16: warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'twoNumberFormatter' 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
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:31:16: warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
29 |     /// A number formatter that guarantees at least three integer digits with no
30 |     /// fractional part. For example: 019, 005, 201.
31 |     static let threeNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'threeNumberFormatter' 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
32 |         let nf = NumberFormatter()
33 |         nf.minimumIntegerDigits = 3
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:40:16: warning: static property 'decimalNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
38 |
39 |     /// A number formatter for decimals.
40 |     static let decimalNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'decimalNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'decimalNumberFormatter' 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
41 |         let nf = NumberFormatter()
42 |         nf.numberStyle = NumberFormatter.Style.decimal
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
[21/38] Compiling SwiftAstro Utility+NumberFormatting.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:9:16: warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                `- warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 1 | import Foundation
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 2 |
 3 | // MARK: - Number Formatters
   :
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                |- note: annotate 'fractionNumberFormatter' 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
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:21:16: warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'twoNumberFormatter' 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
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:31:16: warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
29 |     /// A number formatter that guarantees at least three integer digits with no
30 |     /// fractional part. For example: 019, 005, 201.
31 |     static let threeNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'threeNumberFormatter' 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
32 |         let nf = NumberFormatter()
33 |         nf.minimumIntegerDigits = 3
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:40:16: warning: static property 'decimalNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
38 |
39 |     /// A number formatter for decimals.
40 |     static let decimalNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'decimalNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'decimalNumberFormatter' 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
41 |         let nf = NumberFormatter()
42 |         nf.numberStyle = NumberFormatter.Style.decimal
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
[22/38] Compiling SwiftAstro Utility+ResourceLoading.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:9:16: warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                `- warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 1 | import Foundation
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 2 |
 3 | // MARK: - Number Formatters
   :
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                |- note: annotate 'fractionNumberFormatter' 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
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:21:16: warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'twoNumberFormatter' 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
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:31:16: warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
29 |     /// A number formatter that guarantees at least three integer digits with no
30 |     /// fractional part. For example: 019, 005, 201.
31 |     static let threeNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'threeNumberFormatter' 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
32 |         let nf = NumberFormatter()
33 |         nf.minimumIntegerDigits = 3
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:40:16: warning: static property 'decimalNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
38 |
39 |     /// A number formatter for decimals.
40 |     static let decimalNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'decimalNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'decimalNumberFormatter' 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
41 |         let nf = NumberFormatter()
42 |         nf.numberStyle = NumberFormatter.Style.decimal
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
[23/38] Compiling SwiftAstro AstronomicallyNameable.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Moon.swift:13:23: warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Moon : GeocentricallyPositionable, AstronomicallyNameable {
    |                   `- note: consider making struct 'Moon' conform to the 'Sendable' protocol
  8 |
  9 |         public let name: String? = "Moon"
    :
 11 |     }
 12 |
 13 |     public static let moon = Moon()
    |                       |- warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'moon' 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
 14 |
 15 | }
/host/spi-builder-workspace/Sources/SwiftAstro/VSOP87/VSOP87.swift:5:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
  1 | import Foundation
  2 |
  3 | class VSOP87Store {
    |       `- note: class 'VSOP87Store' does not conform to the 'Sendable' protocol
  4 |
  5 |     static let shared = VSOP87Store()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'shared' 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
  6 |
  7 |     private var vsops = [SwiftAstro.Planet: VSOP87]()
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Pluto.swift:15:23: warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Pluto :
    |                   `- note: consider making struct 'Pluto' conform to the 'Sendable' protocol
  8 |         HeliocentricallyPositionable,
  9 |         GeocentricallyPositionable,
    :
 13 |     }
 14 |
 15 |     public static let pluto = Pluto()
    |                       |- warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'pluto' 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
 16 |
 17 | }
[24/38] Compiling SwiftAstro Moon.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Moon.swift:13:23: warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Moon : GeocentricallyPositionable, AstronomicallyNameable {
    |                   `- note: consider making struct 'Moon' conform to the 'Sendable' protocol
  8 |
  9 |         public let name: String? = "Moon"
    :
 11 |     }
 12 |
 13 |     public static let moon = Moon()
    |                       |- warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'moon' 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
 14 |
 15 | }
/host/spi-builder-workspace/Sources/SwiftAstro/VSOP87/VSOP87.swift:5:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
  1 | import Foundation
  2 |
  3 | class VSOP87Store {
    |       `- note: class 'VSOP87Store' does not conform to the 'Sendable' protocol
  4 |
  5 |     static let shared = VSOP87Store()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'shared' 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
  6 |
  7 |     private var vsops = [SwiftAstro.Planet: VSOP87]()
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Pluto.swift:15:23: warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Pluto :
    |                   `- note: consider making struct 'Pluto' conform to the 'Sendable' protocol
  8 |         HeliocentricallyPositionable,
  9 |         GeocentricallyPositionable,
    :
 13 |     }
 14 |
 15 |     public static let pluto = Pluto()
    |                       |- warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'pluto' 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
 16 |
 17 | }
[25/38] Compiling SwiftAstro Planet.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Moon.swift:13:23: warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Moon : GeocentricallyPositionable, AstronomicallyNameable {
    |                   `- note: consider making struct 'Moon' conform to the 'Sendable' protocol
  8 |
  9 |         public let name: String? = "Moon"
    :
 11 |     }
 12 |
 13 |     public static let moon = Moon()
    |                       |- warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'moon' 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
 14 |
 15 | }
/host/spi-builder-workspace/Sources/SwiftAstro/VSOP87/VSOP87.swift:5:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
  1 | import Foundation
  2 |
  3 | class VSOP87Store {
    |       `- note: class 'VSOP87Store' does not conform to the 'Sendable' protocol
  4 |
  5 |     static let shared = VSOP87Store()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'shared' 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
  6 |
  7 |     private var vsops = [SwiftAstro.Planet: VSOP87]()
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Pluto.swift:15:23: warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Pluto :
    |                   `- note: consider making struct 'Pluto' conform to the 'Sendable' protocol
  8 |         HeliocentricallyPositionable,
  9 |         GeocentricallyPositionable,
    :
 13 |     }
 14 |
 15 |     public static let pluto = Pluto()
    |                       |- warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'pluto' 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
 16 |
 17 | }
[26/38] Compiling SwiftAstro Pluto.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Moon.swift:13:23: warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Moon : GeocentricallyPositionable, AstronomicallyNameable {
    |                   `- note: consider making struct 'Moon' conform to the 'Sendable' protocol
  8 |
  9 |         public let name: String? = "Moon"
    :
 11 |     }
 12 |
 13 |     public static let moon = Moon()
    |                       |- warning: static property 'moon' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Moon' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'moon' 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
 14 |
 15 | }
/host/spi-builder-workspace/Sources/SwiftAstro/VSOP87/VSOP87.swift:5:16: warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
  1 | import Foundation
  2 |
  3 | class VSOP87Store {
    |       `- note: class 'VSOP87Store' does not conform to the 'Sendable' protocol
  4 |
  5 |     static let shared = VSOP87Store()
    |                |- warning: static property 'shared' is not concurrency-safe because non-'Sendable' type 'VSOP87Store' may have shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: annotate 'shared' 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
  6 |
  7 |     private var vsops = [SwiftAstro.Planet: VSOP87]()
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Pluto.swift:15:23: warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Pluto :
    |                   `- note: consider making struct 'Pluto' conform to the 'Sendable' protocol
  8 |         HeliocentricallyPositionable,
  9 |         GeocentricallyPositionable,
    :
 13 |     }
 14 |
 15 |     public static let pluto = Pluto()
    |                       |- warning: static property 'pluto' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Pluto' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'pluto' 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
 16 |
 17 | }
[27/38] Compiling SwiftAstro BrightStar+Nameable.swift
/host/spi-builder-workspace/Sources/SwiftAstro/SwiftAstro.swift:4:23: warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 |     /// Yale Bright Star Catalog.
4 |     public static var brightStarCatalog = SwiftAstro.BrightStarCatalog()
  |                       |- warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  |                       |- note: convert 'brightStarCatalog' to a 'let' constant to make 'Sendable' shared state immutable
  |                       |- note: annotate 'brightStarCatalog' 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
5 |
6 | }
[28/38] Compiling SwiftAstro BrightStar.swift
/host/spi-builder-workspace/Sources/SwiftAstro/SwiftAstro.swift:4:23: warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 |     /// Yale Bright Star Catalog.
4 |     public static var brightStarCatalog = SwiftAstro.BrightStarCatalog()
  |                       |- warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  |                       |- note: convert 'brightStarCatalog' to a 'let' constant to make 'Sendable' shared state immutable
  |                       |- note: annotate 'brightStarCatalog' 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
5 |
6 | }
[29/38] Compiling SwiftAstro BrightStarCatalog.swift
/host/spi-builder-workspace/Sources/SwiftAstro/SwiftAstro.swift:4:23: warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 |     /// Yale Bright Star Catalog.
4 |     public static var brightStarCatalog = SwiftAstro.BrightStarCatalog()
  |                       |- warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  |                       |- note: convert 'brightStarCatalog' to a 'let' constant to make 'Sendable' shared state immutable
  |                       |- note: annotate 'brightStarCatalog' 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
5 |
6 | }
[30/38] Compiling SwiftAstro SwiftAstro.swift
/host/spi-builder-workspace/Sources/SwiftAstro/SwiftAstro.swift:4:23: warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 |     /// Yale Bright Star Catalog.
4 |     public static var brightStarCatalog = SwiftAstro.BrightStarCatalog()
  |                       |- warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  |                       |- note: convert 'brightStarCatalog' to a 'let' constant to make 'Sendable' shared state immutable
  |                       |- note: annotate 'brightStarCatalog' 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
5 |
6 | }
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Angle.swift:203:23: warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Angle:
    |                   `- note: consider making struct 'Angle' conform to the 'Sendable' protocol
  8 |         CustomStringConvertible,
  9 |         Equatable,
    :
201 |
202 |     /// The mean obliquity of the ecliptic in the standard equinox of J2000.
203 |     public static let meanObliquityOfEclipticAtJ2000 = SwiftAstro.Angle(
    |                       |- warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'meanObliquityOfEclipticAtJ2000' 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
204 |         degrees: 23.43929111111111
205 |     )
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:21:16: warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                `- warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 1 | import Foundation
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 2 |
 3 | // MARK: - Number Formatters
   :
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                |- note: annotate 'twoNumberFormatter' 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
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:9:16: warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'fractionNumberFormatter' 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
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:31:16: warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
29 |     /// A number formatter that guarantees at least three integer digits with no
30 |     /// fractional part. For example: 019, 005, 201.
31 |     static let threeNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'threeNumberFormatter' 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
32 |         let nf = NumberFormatter()
33 |         nf.minimumIntegerDigits = 3
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
[31/38] Compiling SwiftAstro Angle+CoordinateSystems.swift
/host/spi-builder-workspace/Sources/SwiftAstro/SwiftAstro.swift:4:23: warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 |     /// Yale Bright Star Catalog.
4 |     public static var brightStarCatalog = SwiftAstro.BrightStarCatalog()
  |                       |- warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  |                       |- note: convert 'brightStarCatalog' to a 'let' constant to make 'Sendable' shared state immutable
  |                       |- note: annotate 'brightStarCatalog' 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
5 |
6 | }
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Angle.swift:203:23: warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Angle:
    |                   `- note: consider making struct 'Angle' conform to the 'Sendable' protocol
  8 |         CustomStringConvertible,
  9 |         Equatable,
    :
201 |
202 |     /// The mean obliquity of the ecliptic in the standard equinox of J2000.
203 |     public static let meanObliquityOfEclipticAtJ2000 = SwiftAstro.Angle(
    |                       |- warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'meanObliquityOfEclipticAtJ2000' 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
204 |         degrees: 23.43929111111111
205 |     )
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:21:16: warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                `- warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 1 | import Foundation
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 2 |
 3 | // MARK: - Number Formatters
   :
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                |- note: annotate 'twoNumberFormatter' 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
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:9:16: warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'fractionNumberFormatter' 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
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:31:16: warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
29 |     /// A number formatter that guarantees at least three integer digits with no
30 |     /// fractional part. For example: 019, 005, 201.
31 |     static let threeNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'threeNumberFormatter' 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
32 |         let nf = NumberFormatter()
33 |         nf.minimumIntegerDigits = 3
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
[32/38] Compiling SwiftAstro Angle.swift
/host/spi-builder-workspace/Sources/SwiftAstro/SwiftAstro.swift:4:23: warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
2 |
3 |     /// Yale Bright Star Catalog.
4 |     public static var brightStarCatalog = SwiftAstro.BrightStarCatalog()
  |                       |- warning: static property 'brightStarCatalog' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
  |                       |- note: convert 'brightStarCatalog' to a 'let' constant to make 'Sendable' shared state immutable
  |                       |- note: annotate 'brightStarCatalog' 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
5 |
6 | }
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Angle.swift:203:23: warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Angle:
    |                   `- note: consider making struct 'Angle' conform to the 'Sendable' protocol
  8 |         CustomStringConvertible,
  9 |         Equatable,
    :
201 |
202 |     /// The mean obliquity of the ecliptic in the standard equinox of J2000.
203 |     public static let meanObliquityOfEclipticAtJ2000 = SwiftAstro.Angle(
    |                       |- warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'meanObliquityOfEclipticAtJ2000' 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
204 |         degrees: 23.43929111111111
205 |     )
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:21:16: warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                `- warning: static property 'twoNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:1:1: warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 1 | import Foundation
   | `- warning: add '@preconcurrency' to suppress 'Sendable'-related warnings from module 'Foundation'
 2 |
 3 | // MARK: - Number Formatters
   :
19 |     /// A number formatter that guarantees at least two integer digits with no
20 |     /// fractional part. For example: 19, 05, 201.
21 |     static let twoNumberFormatter: NumberFormatter = {
   |                |- note: annotate 'twoNumberFormatter' 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
22 |         let nf = NumberFormatter()
23 |         nf.minimumIntegerDigits = 2
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:9:16: warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
 7 |     /// A number formatter that guarantees two integer digits and three fraction digits.
 8 |     /// For example: 19.280, 05.418.
 9 |     static let fractionNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'fractionNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'fractionNumberFormatter' 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
10 |         let nf = NumberFormatter()
11 |         nf.minimumIntegerDigits = 2
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
/host/spi-builder-workspace/Sources/SwiftAstro/Utility/Utility+NumberFormatting.swift:31:16: warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
29 |     /// A number formatter that guarantees at least three integer digits with no
30 |     /// fractional part. For example: 019, 005, 201.
31 |     static let threeNumberFormatter: NumberFormatter = {
   |                |- warning: static property 'threeNumberFormatter' is not concurrency-safe because non-'Sendable' type 'NumberFormatter' may have shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: annotate 'threeNumberFormatter' 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
32 |         let nf = NumberFormatter()
33 |         nf.minimumIntegerDigits = 3
Foundation.NumberFormatter:1:12: note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 1 | open class NumberFormatter : Formatter {
   |            `- note: class 'NumberFormatter' does not conform to the 'Sendable' protocol
 2 |     override open func copy(with zone: NSZone? = nil) -> Any
 3 |     open var formattingContext: Formatter.Context
[33/38] Compiling SwiftAstro Distance.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Distance.swift:21:27: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
 12 | extension SwiftAstro {
 13 |
 14 |     public struct Distance: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Distance' conform to the 'Sendable' protocol
 15 |         public var astronomicalUnits: Double
 16 |
    :
 19 |         }
 20 |
 21 |         public static let zero = Distance(astronomicalUnits: 0.0)
    |                           |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'zero' 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
 22 |     }
 23 |
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Angle.swift:203:23: warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Angle:
    |                   `- note: consider making struct 'Angle' conform to the 'Sendable' protocol
  8 |         CustomStringConvertible,
  9 |         Equatable,
    :
201 |
202 |     /// The mean obliquity of the ecliptic in the standard equinox of J2000.
203 |     public static let meanObliquityOfEclipticAtJ2000 = SwiftAstro.Angle(
    |                       |- warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'meanObliquityOfEclipticAtJ2000' 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
204 |         degrees: 23.43929111111111
205 |     )
[34/38] Compiling SwiftAstro SphericalPosition.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Distance.swift:21:27: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
 12 | extension SwiftAstro {
 13 |
 14 |     public struct Distance: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Distance' conform to the 'Sendable' protocol
 15 |         public var astronomicalUnits: Double
 16 |
    :
 19 |         }
 20 |
 21 |         public static let zero = Distance(astronomicalUnits: 0.0)
    |                           |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'zero' 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
 22 |     }
 23 |
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Angle.swift:203:23: warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Angle:
    |                   `- note: consider making struct 'Angle' conform to the 'Sendable' protocol
  8 |         CustomStringConvertible,
  9 |         Equatable,
    :
201 |
202 |     /// The mean obliquity of the ecliptic in the standard equinox of J2000.
203 |     public static let meanObliquityOfEclipticAtJ2000 = SwiftAstro.Angle(
    |                       |- warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'meanObliquityOfEclipticAtJ2000' 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
204 |         degrees: 23.43929111111111
205 |     )
[35/38] Compiling SwiftAstro Time+Ecliptic.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Distance.swift:21:27: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
 12 | extension SwiftAstro {
 13 |
 14 |     public struct Distance: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Distance' conform to the 'Sendable' protocol
 15 |         public var astronomicalUnits: Double
 16 |
    :
 19 |         }
 20 |
 21 |         public static let zero = Distance(astronomicalUnits: 0.0)
    |                           |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'zero' 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
 22 |     }
 23 |
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Angle.swift:203:23: warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
  5 | extension SwiftAstro {
  6 |
  7 |     public struct Angle:
    |                   `- note: consider making struct 'Angle' conform to the 'Sendable' protocol
  8 |         CustomStringConvertible,
  9 |         Equatable,
    :
201 |
202 |     /// The mean obliquity of the ecliptic in the standard equinox of J2000.
203 |     public static let meanObliquityOfEclipticAtJ2000 = SwiftAstro.Angle(
    |                       |- warning: static property 'meanObliquityOfEclipticAtJ2000' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Angle' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'meanObliquityOfEclipticAtJ2000' 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
204 |         degrees: 23.43929111111111
205 |     )
[36/38] Compiling SwiftAstro Positionable+Geocentric.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Distance.swift:21:27: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
 12 | extension SwiftAstro {
 13 |
 14 |     public struct Distance: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Distance' conform to the 'Sendable' protocol
 15 |         public var astronomicalUnits: Double
 16 |
    :
 19 |         }
 20 |
 21 |         public static let zero = Distance(astronomicalUnits: 0.0)
    |                           |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'zero' 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
 22 |     }
 23 |
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Sun.swift:14:23: warning: static property 'sun' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Sun' may have shared mutable state; this is an error in the Swift 6 language mode
 5 | extension SwiftAstro {
 6 |
 7 |     public struct Sun :
   |                   `- note: consider making struct 'Sun' conform to the 'Sendable' protocol
 8 |         GeocentricallyPositionable,
 9 |         AstronomicallyNameable
   :
12 |     }
13 |
14 |     public static let sun = Sun()
   |                       |- warning: static property 'sun' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Sun' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'sun' 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
15 |
16 | }
[37/38] Compiling SwiftAstro Positionable.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Distance.swift:21:27: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
 12 | extension SwiftAstro {
 13 |
 14 |     public struct Distance: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Distance' conform to the 'Sendable' protocol
 15 |         public var astronomicalUnits: Double
 16 |
    :
 19 |         }
 20 |
 21 |         public static let zero = Distance(astronomicalUnits: 0.0)
    |                           |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'zero' 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
 22 |     }
 23 |
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Sun.swift:14:23: warning: static property 'sun' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Sun' may have shared mutable state; this is an error in the Swift 6 language mode
 5 | extension SwiftAstro {
 6 |
 7 |     public struct Sun :
   |                   `- note: consider making struct 'Sun' conform to the 'Sendable' protocol
 8 |         GeocentricallyPositionable,
 9 |         AstronomicallyNameable
   :
12 |     }
13 |
14 |     public static let sun = Sun()
   |                       |- warning: static property 'sun' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Sun' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'sun' 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
15 |
16 | }
[38/38] Compiling SwiftAstro Sun.swift
/host/spi-builder-workspace/Sources/SwiftAstro/Units/Distance.swift:21:27: warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
 12 | extension SwiftAstro {
 13 |
 14 |     public struct Distance: Equatable, Comparable, CustomStringConvertible {
    |                   `- note: consider making struct 'Distance' conform to the 'Sendable' protocol
 15 |         public var astronomicalUnits: Double
 16 |
    :
 19 |         }
 20 |
 21 |         public static let zero = Distance(astronomicalUnits: 0.0)
    |                           |- warning: static property 'zero' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Distance' may have shared mutable state; this is an error in the Swift 6 language mode
    |                           |- note: annotate 'zero' 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
 22 |     }
 23 |
/host/spi-builder-workspace/Sources/SwiftAstro/Entities/Sun.swift:14:23: warning: static property 'sun' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Sun' may have shared mutable state; this is an error in the Swift 6 language mode
 5 | extension SwiftAstro {
 6 |
 7 |     public struct Sun :
   |                   `- note: consider making struct 'Sun' conform to the 'Sendable' protocol
 8 |         GeocentricallyPositionable,
 9 |         AstronomicallyNameable
   :
12 |     }
13 |
14 |     public static let sun = Sun()
   |                       |- warning: static property 'sun' is not concurrency-safe because non-'Sendable' type 'SwiftAstro.Sun' may have shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: annotate 'sun' 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
15 |
16 | }
Build complete! (15.81s)
Build complete.
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Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.