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Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Build Information

Successful build of Cassowary with Swift 6.0 for Linux.

Swift 6 data race errors: 8

Build Command

bash -c docker run --rm -v "checkouts-4606859-1":/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/tribalworldwidelondon/CassowarySwift.git
Reference: master
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/tribalworldwidelondon/CassowarySwift
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 7de8fee Optimised orderedDictionary
Cloned https://github.com/tribalworldwidelondon/CassowarySwift.git
Revision (git rev-parse @):
7de8fee8331ad13eabb8de639fab0fde7a8f0d77
SUCCESS checkout https://github.com/tribalworldwidelondon/CassowarySwift.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $workDir
https://github.com/tribalworldwidelondon/CassowarySwift.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$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...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/17] Emitting module Cassowary
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:119:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead
117 | extension Constraint: Hashable {
118 |     /// :nodoc:
119 |     public var hashValue: Int {
    |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead
120 |         // Return a hash 'unique' to this object
121 |         return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:37:5: warning: 'internal' modifier is redundant for property declared in an internal extension
35 |     static let epsilon: Double = 1.0e-8
36 |
37 |     internal var isNearZero: Bool {
   |     `- warning: 'internal' modifier is redundant for property declared in an internal extension
38 |         return self < 0.0 ? -self < .epsilon : self < .epsilon
39 |     }
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:41:5: warning: 'internal' modifier is redundant for instance method declared in an internal extension
39 |     }
40 |
41 |     internal func isApproximately(value: Double) -> Bool {
   |     `- warning: 'internal' modifier is redundant for instance method declared in an internal extension
42 |         return abs(self - value) < .epsilon
43 |     }
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:42:10: warning: associated value 'unknownConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
40 |
41 |     /// The constraint is not added to the solver
42 |     case unknownConstraint(Constraint)
   |          `- warning: associated value 'unknownConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
43 |
44 |     /// The constraint already exists in the solver
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:45:10: warning: associated value 'duplicateConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
43 |
44 |     /// The constraint already exists in the solver
45 |     case duplicateConstraint(Constraint)
   |          `- warning: associated value 'duplicateConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:48:10: warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
48 |     case unsatisfiableConstraint(Constraint, [Constraint])
   |          `- warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
49 |
50 |     /// The variable has not been added as an edit variable
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:48:10: warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
48 |     case unsatisfiableConstraint(Constraint, [Constraint])
   |          `- warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
49 |
50 |     /// The variable has not been added as an edit variable
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:240:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead
238 | extension Row: Hashable {
239 |
240 |     public var hashValue: Int {
    |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead
241 |         // Return a hash 'unique' to this object
242 |         return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:37:23: warning: static property 'REQUIRED' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
35 | public final class Strength {
36 |
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
   |                       |- warning: static property 'REQUIRED' 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 'REQUIRED' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'REQUIRED' 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
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:39:23: warning: static property 'STRONG' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
   |                       |- warning: static property 'STRONG' 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 'STRONG' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'STRONG' 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
40 |
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:41:23: warning: static property 'MEDIUM' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
40 |
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
   |                       |- warning: static property 'MEDIUM' 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 'MEDIUM' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'MEDIUM' 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
42 |
43 |     public static var WEAK: Double = create(0.0, 0.0, 1.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:43:23: warning: static property 'WEAK' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
42 |
43 |     public static var WEAK: Double = create(0.0, 0.0, 1.0)
   |                       |- warning: static property 'WEAK' 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 'WEAK' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'WEAK' 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
44 |
45 |
/host/spi-builder-workspace/Sources/Cassowary/Symbol.swift:66:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead
64 | extension Symbol: Hashable {
65 |
66 |     public var hashValue: Int {
   |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead
67 |         // Return a hash 'unique' to this object
68 |         return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Variable.swift:84:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead
82 | extension Variable: Hashable {
83 |
84 |     public var hashValue: Int {
   |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead
85 |         // Return a hash 'unique' to this object
86 |         return ObjectIdentifier(self).hashValue
[4/17] Compiling Cassowary CassowaryDebugDescription.swift
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:119:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead
117 | extension Constraint: Hashable {
118 |     /// :nodoc:
119 |     public var hashValue: Int {
    |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead
120 |         // Return a hash 'unique' to this object
121 |         return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:37:23: warning: static property 'REQUIRED' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
35 | public final class Strength {
36 |
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
   |                       |- warning: static property 'REQUIRED' 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 'REQUIRED' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'REQUIRED' 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
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:81:13: warning: variable 'vars' was never mutated; consider changing to 'let' constant
 79 |
 80 |     private static func reduce(_ expr: Expression) -> Expression {
 81 |         var vars = OrderedDictionary<Variable, Double>()
    |             `- warning: variable 'vars' was never mutated; consider changing to 'let' constant
 82 |
 83 |         for term in expr.terms {
[5/17] Compiling Cassowary Constraint.swift
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:119:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead
117 | extension Constraint: Hashable {
118 |     /// :nodoc:
119 |     public var hashValue: Int {
    |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Constraint' to 'Hashable' by implementing 'hash(into:)' instead
120 |         // Return a hash 'unique' to this object
121 |         return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:37:23: warning: static property 'REQUIRED' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
35 | public final class Strength {
36 |
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
   |                       |- warning: static property 'REQUIRED' 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 'REQUIRED' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'REQUIRED' 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
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:81:13: warning: variable 'vars' was never mutated; consider changing to 'let' constant
 79 |
 80 |     private static func reduce(_ expr: Expression) -> Expression {
 81 |         var vars = OrderedDictionary<Variable, Double>()
    |             `- warning: variable 'vars' was never mutated; consider changing to 'let' constant
 82 |
 83 |         for term in expr.terms {
[6/19] Compiling Cassowary Errors.swift
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:42:10: warning: associated value 'unknownConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
40 |
41 |     /// The constraint is not added to the solver
42 |     case unknownConstraint(Constraint)
   |          `- warning: associated value 'unknownConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
43 |
44 |     /// The constraint already exists in the solver
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:45:10: warning: associated value 'duplicateConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
43 |
44 |     /// The constraint already exists in the solver
45 |     case duplicateConstraint(Constraint)
   |          `- warning: associated value 'duplicateConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:48:10: warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
48 |     case unsatisfiableConstraint(Constraint, [Constraint])
   |          `- warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
49 |
50 |     /// The variable has not been added as an edit variable
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:48:10: warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
48 |     case unsatisfiableConstraint(Constraint, [Constraint])
   |          `- warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
49 |
50 |     /// The variable has not been added as an edit variable
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
[7/19] Compiling Cassowary Expression.swift
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:42:10: warning: associated value 'unknownConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
40 |
41 |     /// The constraint is not added to the solver
42 |     case unknownConstraint(Constraint)
   |          `- warning: associated value 'unknownConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
43 |
44 |     /// The constraint already exists in the solver
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:45:10: warning: associated value 'duplicateConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
43 |
44 |     /// The constraint already exists in the solver
45 |     case duplicateConstraint(Constraint)
   |          `- warning: associated value 'duplicateConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:48:10: warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
48 |     case unsatisfiableConstraint(Constraint, [Constraint])
   |          `- warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
49 |
50 |     /// The variable has not been added as an edit variable
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
/host/spi-builder-workspace/Sources/Cassowary/Errors.swift:48:10: warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
46 |
47 |     /// The constraint cannot be satisfied by the solver
48 |     case unsatisfiableConstraint(Constraint, [Constraint])
   |          `- warning: associated value 'unsatisfiableConstraint' of 'Sendable'-conforming enum 'CassowaryError' has non-sendable type 'Constraint'; this is an error in the Swift 6 language mode
49 |
50 |     /// The variable has not been added as an edit variable
/host/spi-builder-workspace/Sources/Cassowary/Constraint.swift:37:14: note: class 'Constraint' does not conform to the 'Sendable' protocol
 35 |  This is a class that describes a constraint placed on a number of variables in the solver system.
 36 |  */
 37 | public class Constraint: CassowaryDebugDescription, CustomStringConvertible {
    |              `- note: class 'Constraint' does not conform to the 'Sendable' protocol
 38 |     internal var debugDescription: String = ""
 39 |
[8/19] Compiling Cassowary Strength.swift
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:37:23: warning: static property 'REQUIRED' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
35 | public final class Strength {
36 |
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
   |                       |- warning: static property 'REQUIRED' 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 'REQUIRED' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'REQUIRED' 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
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:39:23: warning: static property 'STRONG' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
   |                       |- warning: static property 'STRONG' 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 'STRONG' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'STRONG' 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
40 |
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:41:23: warning: static property 'MEDIUM' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
40 |
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
   |                       |- warning: static property 'MEDIUM' 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 'MEDIUM' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'MEDIUM' 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
42 |
43 |     public static var WEAK: Double = create(0.0, 0.0, 1.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:43:23: warning: static property 'WEAK' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
42 |
43 |     public static var WEAK: Double = create(0.0, 0.0, 1.0)
   |                       |- warning: static property 'WEAK' 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 'WEAK' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'WEAK' 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
44 |
45 |
/host/spi-builder-workspace/Sources/Cassowary/Symbol.swift:66:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead
64 | extension Symbol: Hashable {
65 |
66 |     public var hashValue: Int {
   |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead
67 |         // Return a hash 'unique' to this object
68 |         return ObjectIdentifier(self).hashValue
[9/19] Compiling Cassowary Symbol.swift
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:37:23: warning: static property 'REQUIRED' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
35 | public final class Strength {
36 |
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
   |                       |- warning: static property 'REQUIRED' 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 'REQUIRED' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'REQUIRED' 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
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:39:23: warning: static property 'STRONG' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
   |                       |- warning: static property 'STRONG' 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 'STRONG' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'STRONG' 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
40 |
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:41:23: warning: static property 'MEDIUM' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
40 |
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
   |                       |- warning: static property 'MEDIUM' 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 'MEDIUM' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'MEDIUM' 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
42 |
43 |     public static var WEAK: Double = create(0.0, 0.0, 1.0)
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:43:23: warning: static property 'WEAK' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
41 |     public static var MEDIUM: Double = create(0.0, 1.0, 0.0)
42 |
43 |     public static var WEAK: Double = create(0.0, 0.0, 1.0)
   |                       |- warning: static property 'WEAK' 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 'WEAK' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'WEAK' 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
44 |
45 |
/host/spi-builder-workspace/Sources/Cassowary/Symbol.swift:66:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead
64 | extension Symbol: Hashable {
65 |
66 |     public var hashValue: Int {
   |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Symbol' to 'Hashable' by implementing 'hash(into:)' instead
67 |         // Return a hash 'unique' to this object
68 |         return ObjectIdentifier(self).hashValue
[10/19] Compiling Cassowary OrderedDictionary.swift
[11/19] Compiling Cassowary RelationalOperator.swift
[12/19] Compiling Cassowary ConstraintOperators.swift
[13/19] Compiling Cassowary ConstraintOperatorsCGFloat.swift
[14/19] Compiling Cassowary ConstraintOperatorsInt.swift
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:37:5: warning: 'internal' modifier is redundant for property declared in an internal extension
35 |     static let epsilon: Double = 1.0e-8
36 |
37 |     internal var isNearZero: Bool {
   |     `- warning: 'internal' modifier is redundant for property declared in an internal extension
38 |         return self < 0.0 ? -self < .epsilon : self < .epsilon
39 |     }
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:41:5: warning: 'internal' modifier is redundant for instance method declared in an internal extension
39 |     }
40 |
41 |     internal func isApproximately(value: Double) -> Bool {
   |     `- warning: 'internal' modifier is redundant for instance method declared in an internal extension
42 |         return abs(self - value) < .epsilon
43 |     }
[15/19] Compiling Cassowary Double+Epsilon.swift
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:37:5: warning: 'internal' modifier is redundant for property declared in an internal extension
35 |     static let epsilon: Double = 1.0e-8
36 |
37 |     internal var isNearZero: Bool {
   |     `- warning: 'internal' modifier is redundant for property declared in an internal extension
38 |         return self < 0.0 ? -self < .epsilon : self < .epsilon
39 |     }
/host/spi-builder-workspace/Sources/Cassowary/Double+Epsilon.swift:41:5: warning: 'internal' modifier is redundant for instance method declared in an internal extension
39 |     }
40 |
41 |     internal func isApproximately(value: Double) -> Bool {
   |     `- warning: 'internal' modifier is redundant for instance method declared in an internal extension
42 |         return abs(self - value) < .epsilon
43 |     }
[16/19] Compiling Cassowary Row.swift
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:240:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead
238 | extension Row: Hashable {
239 |
240 |     public var hashValue: Int {
    |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead
241 |         // Return a hash 'unique' to this object
242 |         return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:148:13: warning: variable 'newCells' was never mutated; consider changing to 'let' constant
146 |         constant = -constant
147 |
148 |         var newCells = OrderedDictionary<Symbol, Double>()
    |             `- warning: variable 'newCells' was never mutated; consider changing to 'let' constant
149 |
150 |         for symbol in cells.keys {
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:173:13: warning: variable 'newCells' was never mutated; consider changing to 'let' constant
171 |         constant *= coeff
172 |
173 |         var newCells = OrderedDictionary<Symbol, Double>()
    |             `- warning: variable 'newCells' was never mutated; consider changing to 'let' constant
174 |
175 |         for s in cells.keys {
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:37:23: warning: static property 'REQUIRED' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
35 | public final class Strength {
36 |
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
   |                       |- warning: static property 'REQUIRED' 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 'REQUIRED' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'REQUIRED' 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
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
[17/19] Compiling Cassowary Solver.swift
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:240:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead
238 | extension Row: Hashable {
239 |
240 |     public var hashValue: Int {
    |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Row' to 'Hashable' by implementing 'hash(into:)' instead
241 |         // Return a hash 'unique' to this object
242 |         return ObjectIdentifier(self).hashValue
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:148:13: warning: variable 'newCells' was never mutated; consider changing to 'let' constant
146 |         constant = -constant
147 |
148 |         var newCells = OrderedDictionary<Symbol, Double>()
    |             `- warning: variable 'newCells' was never mutated; consider changing to 'let' constant
149 |
150 |         for symbol in cells.keys {
/host/spi-builder-workspace/Sources/Cassowary/Row.swift:173:13: warning: variable 'newCells' was never mutated; consider changing to 'let' constant
171 |         constant *= coeff
172 |
173 |         var newCells = OrderedDictionary<Symbol, Double>()
    |             `- warning: variable 'newCells' was never mutated; consider changing to 'let' constant
174 |
175 |         for s in cells.keys {
/host/spi-builder-workspace/Sources/Cassowary/Strength.swift:37:23: warning: static property 'REQUIRED' is not concurrency-safe because it is non-isolated global shared mutable state; this is an error in the Swift 6 language mode
35 | public final class Strength {
36 |
37 |     public static var REQUIRED: Double = create(1000.0, 1000.0, 1000.0)
   |                       |- warning: static property 'REQUIRED' 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 'REQUIRED' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: annotate 'REQUIRED' 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
38 |
39 |     public static var STRONG: Double = create(1.0, 0.0, 0.0)
[18/19] Compiling Cassowary Term.swift
/host/spi-builder-workspace/Sources/Cassowary/Variable.swift:84:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead
82 | extension Variable: Hashable {
83 |
84 |     public var hashValue: Int {
   |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead
85 |         // Return a hash 'unique' to this object
86 |         return ObjectIdentifier(self).hashValue
[19/19] Compiling Cassowary Variable.swift
/host/spi-builder-workspace/Sources/Cassowary/Variable.swift:84:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead
82 | extension Variable: Hashable {
83 |
84 |     public var hashValue: Int {
   |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'Variable' to 'Hashable' by implementing 'hash(into:)' instead
85 |         // Return a hash 'unique' to this object
86 |         return ObjectIdentifier(self).hashValue
Build complete! (9.69s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "Cassowary",
  "name" : "Cassowary",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "Cassowary",
      "targets" : [
        "Cassowary"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "CassowaryTests",
      "module_type" : "SwiftTarget",
      "name" : "CassowaryTests",
      "path" : "Tests/CassowaryTests",
      "sources" : [
        "AssertionHelpers.swift",
        "CassowaryTests.swift",
        "ConstraintTests.swift",
        "Double+EpsilonTests.swift",
        "ExpressionTests.swift",
        "TermTests.swift",
        "VariableTests.swift"
      ],
      "target_dependencies" : [
        "Cassowary"
      ],
      "type" : "test"
    },
    {
      "c99name" : "Cassowary",
      "module_type" : "SwiftTarget",
      "name" : "Cassowary",
      "path" : "Sources/Cassowary",
      "product_memberships" : [
        "Cassowary"
      ],
      "sources" : [
        "CassowaryDebugDescription.swift",
        "Constraint.swift",
        "ConstraintOperators.swift",
        "ConstraintOperatorsCGFloat.swift",
        "ConstraintOperatorsInt.swift",
        "Double+Epsilon.swift",
        "Errors.swift",
        "Expression.swift",
        "OrderedDictionary.swift",
        "RelationalOperator.swift",
        "Row.swift",
        "Solver.swift",
        "Strength.swift",
        "Symbol.swift",
        "Term.swift",
        "Variable.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.1"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.