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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 Eval 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/tevelee/Eval.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/tevelee/Eval
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at df80bd8 CI update
Cloned https://github.com/tevelee/Eval.git
Revision (git rev-parse @):
df80bd880d561f1f12bdbac087f835bb13916d5e
SUCCESS checkout https://github.com/tevelee/Eval.git at master
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.0
Building package at path:  $workDir
https://github.com/tevelee/Eval.git
Running build ...
bash -c docker run --rm -v "checkouts-4606859-1":/host -w "$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
[3/10] Compiling Eval TypedInterpreter.swift
[4/11] Compiling Eval MatchResult.swift
[5/11] Compiling Eval Matcher.swift
/host/spi-builder-workspace/Sources/Eval/Utilities/Pattern.swift:52:23: warning: static property 'backwardMatch' is not concurrency-safe because non-'Sendable' type 'PatternOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 41 |
 42 | /// Options that modify the pattern matching algorithm
 43 | public struct PatternOptions: OptionSet {
    |               `- note: consider making struct 'PatternOptions' conform to the 'Sendable' protocol
 44 |     /// Integer representation of the option
 45 |     public let rawValue: Int
    :
 50 |
 51 |     /// Searches of the elements of the pattern backward from the end of the output. Othwerise, if not present, it matches from the beginning.
 52 |     public static let backwardMatch: PatternOptions = PatternOptions(rawValue: 1 << 0)
    |                       |- warning: static property 'backwardMatch' is not concurrency-safe because non-'Sendable' type 'PatternOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'backwardMatch' 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
 53 | }
 54 |
/host/spi-builder-workspace/Sources/Eval/Elements.swift:122:23: warning: static property 'acceptsNilValue' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
120 |     public static let exhaustiveMatch: VariableOptions = VariableOptions(rawValue: 1 << 2)
121 |     /// If interpreted and the result of the evaluation is `nil`, then `acceptsNilValue` determines if the current match result should be instant noMatch, or `nil` is an accepted value, so the matching should be continued
122 |     public static let acceptsNilValue: VariableOptions = VariableOptions(rawValue: 1 << 3)
    |                       |- warning: static property 'acceptsNilValue' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'acceptsNilValue' 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
123 |
124 |     /// In order to avoid double negatives in the source code (e.g. !notInterpreted), this helper checks the lack of .notInterpreted value in the optionset
[6/11] Compiling Eval Pattern.swift
/host/spi-builder-workspace/Sources/Eval/Utilities/Pattern.swift:52:23: warning: static property 'backwardMatch' is not concurrency-safe because non-'Sendable' type 'PatternOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 41 |
 42 | /// Options that modify the pattern matching algorithm
 43 | public struct PatternOptions: OptionSet {
    |               `- note: consider making struct 'PatternOptions' conform to the 'Sendable' protocol
 44 |     /// Integer representation of the option
 45 |     public let rawValue: Int
    :
 50 |
 51 |     /// Searches of the elements of the pattern backward from the end of the output. Othwerise, if not present, it matches from the beginning.
 52 |     public static let backwardMatch: PatternOptions = PatternOptions(rawValue: 1 << 0)
    |                       |- warning: static property 'backwardMatch' is not concurrency-safe because non-'Sendable' type 'PatternOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'backwardMatch' 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
 53 | }
 54 |
/host/spi-builder-workspace/Sources/Eval/Elements.swift:120:23: warning: static property 'exhaustiveMatch' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
118 |     public static let notTrimmed: VariableOptions = VariableOptions(rawValue: 1 << 1)
119 |     /// Provides information whether the match should be exhaustive or just use the shortest possible matching string (even zero characters in some edge cases). This depends on the surrounding `Keyword` instances in the containing collection.
120 |     public static let exhaustiveMatch: VariableOptions = VariableOptions(rawValue: 1 << 2)
    |                       |- warning: static property 'exhaustiveMatch' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'exhaustiveMatch' 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
121 |     /// If interpreted and the result of the evaluation is `nil`, then `acceptsNilValue` determines if the current match result should be instant noMatch, or `nil` is an accepted value, so the matching should be continued
122 |     public static let acceptsNilValue: VariableOptions = VariableOptions(rawValue: 1 << 3)
[7/11] Emitting module Eval
/host/spi-builder-workspace/Sources/Eval/Elements.swift:116:23: warning: static property 'notInterpreted' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
114 |
115 |     /// If set, the value of the recognised placeholder will not be processed. Otherwise, it will be evaluated, using the `interpreterForEvaluatingVariables` property of the interpreter instance
116 |     public static let notInterpreted: VariableOptions = VariableOptions(rawValue: 1 << 0)
    |                       |- warning: static property 'notInterpreted' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'notInterpreted' 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
117 |     /// Whether the processed variable should be or not to be trimmed (removing whitespaces from both sides)
118 |     public static let notTrimmed: VariableOptions = VariableOptions(rawValue: 1 << 1)
/host/spi-builder-workspace/Sources/Eval/Elements.swift:118:23: warning: static property 'notTrimmed' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
116 |     public static let notInterpreted: VariableOptions = VariableOptions(rawValue: 1 << 0)
117 |     /// Whether the processed variable should be or not to be trimmed (removing whitespaces from both sides)
118 |     public static let notTrimmed: VariableOptions = VariableOptions(rawValue: 1 << 1)
    |                       |- warning: static property 'notTrimmed' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'notTrimmed' 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
119 |     /// Provides information whether the match should be exhaustive or just use the shortest possible matching string (even zero characters in some edge cases). This depends on the surrounding `Keyword` instances in the containing collection.
120 |     public static let exhaustiveMatch: VariableOptions = VariableOptions(rawValue: 1 << 2)
/host/spi-builder-workspace/Sources/Eval/Elements.swift:120:23: warning: static property 'exhaustiveMatch' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
118 |     public static let notTrimmed: VariableOptions = VariableOptions(rawValue: 1 << 1)
119 |     /// Provides information whether the match should be exhaustive or just use the shortest possible matching string (even zero characters in some edge cases). This depends on the surrounding `Keyword` instances in the containing collection.
120 |     public static let exhaustiveMatch: VariableOptions = VariableOptions(rawValue: 1 << 2)
    |                       |- warning: static property 'exhaustiveMatch' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'exhaustiveMatch' 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
121 |     /// If interpreted and the result of the evaluation is `nil`, then `acceptsNilValue` determines if the current match result should be instant noMatch, or `nil` is an accepted value, so the matching should be continued
122 |     public static let acceptsNilValue: VariableOptions = VariableOptions(rawValue: 1 << 3)
/host/spi-builder-workspace/Sources/Eval/Elements.swift:122:23: warning: static property 'acceptsNilValue' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
120 |     public static let exhaustiveMatch: VariableOptions = VariableOptions(rawValue: 1 << 2)
121 |     /// If interpreted and the result of the evaluation is `nil`, then `acceptsNilValue` determines if the current match result should be instant noMatch, or `nil` is an accepted value, so the matching should be continued
122 |     public static let acceptsNilValue: VariableOptions = VariableOptions(rawValue: 1 << 3)
    |                       |- warning: static property 'acceptsNilValue' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'acceptsNilValue' 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
123 |
124 |     /// In order to avoid double negatives in the source code (e.g. !notInterpreted), this helper checks the lack of .notInterpreted value in the optionset
/host/spi-builder-workspace/Sources/Eval/Elements.swift:157:37: warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
151 | /// Generic superclass of `Variable`s which are aware of their `Interpreter` classes,
152 | /// as they use it when mapping their values
153 | public class GenericVariable<T, I: Interpreter>: VariableProtocol, PatternElement, Equatable {
    |                              `- note: 'T' previously declared here
154 |     /// Maps and validates the variable value to another
155 |     /// - parameter body: Struct containing the raw matched value and an interpreter object
156 |     /// - returns: The transformed value or nil, if the value was validated with a negative result
157 |     public typealias VariableMapper<T, I: Interpreter> = (_ body: VariableBody<I>) -> T?
    |                                     `- warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
158 |
159 |     /// Unique identifier of the variable that is used when matching and returning them in the matcher.
/host/spi-builder-workspace/Sources/Eval/Elements.swift:157:40: warning: generic parameter 'I' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
151 | /// Generic superclass of `Variable`s which are aware of their `Interpreter` classes,
152 | /// as they use it when mapping their values
153 | public class GenericVariable<T, I: Interpreter>: VariableProtocol, PatternElement, Equatable {
    |                                 `- note: 'I' previously declared here
154 |     /// Maps and validates the variable value to another
155 |     /// - parameter body: Struct containing the raw matched value and an interpreter object
156 |     /// - returns: The transformed value or nil, if the value was validated with a negative result
157 |     public typealias VariableMapper<T, I: Interpreter> = (_ body: VariableBody<I>) -> T?
    |                                        `- warning: generic parameter 'I' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
158 |
159 |     /// Unique identifier of the variable that is used when matching and returning them in the matcher.
/host/spi-builder-workspace/Sources/Eval/TemplateInterpreter.swift:78:30: warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 24 | /// This interpreter is used to evaluate string expressions and return a transformed string, replacing the content where it matches certain patterns.
 25 | /// Typically used in web applications, where the rendering of an HTML page is provided as a template, and the application replaces certain statements, based on input parameters.
 26 | open class TemplateInterpreter<T>: Interpreter {
    |                                `- note: 'T' previously declared here
 27 |     /// The statements (patterns) registered to the interpreter. If found, these are going to be processed and replaced with the evaluated value
 28 |     public let statements: [Pattern<T, TemplateInterpreter<T>>]
    :
 76 |     /// - parameter next: The value of the current element in the iteration
 77 |     /// - returns: The a combined value based on the previous and the new value
 78 |     public typealias Reducer<T, K> = (_ existing: T, _ next: K) -> T
    |                              `- warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 79 |
 80 |     /// In order to support generic types, not just plain String objects, a reducer helps to convert the output to the dedicated output type
/host/spi-builder-workspace/Sources/Eval/Utilities/Pattern.swift:52:23: warning: static property 'backwardMatch' is not concurrency-safe because non-'Sendable' type 'PatternOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 41 |
 42 | /// Options that modify the pattern matching algorithm
 43 | public struct PatternOptions: OptionSet {
    |               `- note: consider making struct 'PatternOptions' conform to the 'Sendable' protocol
 44 |     /// Integer representation of the option
 45 |     public let rawValue: Int
    :
 50 |
 51 |     /// Searches of the elements of the pattern backward from the end of the output. Othwerise, if not present, it matches from the beginning.
 52 |     public static let backwardMatch: PatternOptions = PatternOptions(rawValue: 1 << 0)
    |                       |- warning: static property 'backwardMatch' is not concurrency-safe because non-'Sendable' type 'PatternOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'backwardMatch' 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
 53 | }
 54 |
[8/11] Compiling Eval Utils.swift
[9/11] Compiling Eval Common.swift
[10/11] Compiling Eval TemplateInterpreter.swift
/host/spi-builder-workspace/Sources/Eval/TemplateInterpreter.swift:78:30: warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 24 | /// This interpreter is used to evaluate string expressions and return a transformed string, replacing the content where it matches certain patterns.
 25 | /// Typically used in web applications, where the rendering of an HTML page is provided as a template, and the application replaces certain statements, based on input parameters.
 26 | open class TemplateInterpreter<T>: Interpreter {
    |                                `- note: 'T' previously declared here
 27 |     /// The statements (patterns) registered to the interpreter. If found, these are going to be processed and replaced with the evaluated value
 28 |     public let statements: [Pattern<T, TemplateInterpreter<T>>]
    :
 76 |     /// - parameter next: The value of the current element in the iteration
 77 |     /// - returns: The a combined value based on the previous and the new value
 78 |     public typealias Reducer<T, K> = (_ existing: T, _ next: K) -> T
    |                              `- warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
 79 |
 80 |     /// In order to support generic types, not just plain String objects, a reducer helps to convert the output to the dedicated output type
/host/spi-builder-workspace/Sources/Eval/Elements.swift:116:23: warning: static property 'notInterpreted' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
114 |
115 |     /// If set, the value of the recognised placeholder will not be processed. Otherwise, it will be evaluated, using the `interpreterForEvaluatingVariables` property of the interpreter instance
116 |     public static let notInterpreted: VariableOptions = VariableOptions(rawValue: 1 << 0)
    |                       |- warning: static property 'notInterpreted' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'notInterpreted' 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
117 |     /// Whether the processed variable should be or not to be trimmed (removing whitespaces from both sides)
118 |     public static let notTrimmed: VariableOptions = VariableOptions(rawValue: 1 << 1)
[11/11] Compiling Eval Elements.swift
/host/spi-builder-workspace/Sources/Eval/Elements.swift:116:23: warning: static property 'notInterpreted' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
114 |
115 |     /// If set, the value of the recognised placeholder will not be processed. Otherwise, it will be evaluated, using the `interpreterForEvaluatingVariables` property of the interpreter instance
116 |     public static let notInterpreted: VariableOptions = VariableOptions(rawValue: 1 << 0)
    |                       |- warning: static property 'notInterpreted' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'notInterpreted' 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
117 |     /// Whether the processed variable should be or not to be trimmed (removing whitespaces from both sides)
118 |     public static let notTrimmed: VariableOptions = VariableOptions(rawValue: 1 << 1)
/host/spi-builder-workspace/Sources/Eval/Elements.swift:118:23: warning: static property 'notTrimmed' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
116 |     public static let notInterpreted: VariableOptions = VariableOptions(rawValue: 1 << 0)
117 |     /// Whether the processed variable should be or not to be trimmed (removing whitespaces from both sides)
118 |     public static let notTrimmed: VariableOptions = VariableOptions(rawValue: 1 << 1)
    |                       |- warning: static property 'notTrimmed' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'notTrimmed' 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
119 |     /// Provides information whether the match should be exhaustive or just use the shortest possible matching string (even zero characters in some edge cases). This depends on the surrounding `Keyword` instances in the containing collection.
120 |     public static let exhaustiveMatch: VariableOptions = VariableOptions(rawValue: 1 << 2)
/host/spi-builder-workspace/Sources/Eval/Elements.swift:120:23: warning: static property 'exhaustiveMatch' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
118 |     public static let notTrimmed: VariableOptions = VariableOptions(rawValue: 1 << 1)
119 |     /// Provides information whether the match should be exhaustive or just use the shortest possible matching string (even zero characters in some edge cases). This depends on the surrounding `Keyword` instances in the containing collection.
120 |     public static let exhaustiveMatch: VariableOptions = VariableOptions(rawValue: 1 << 2)
    |                       |- warning: static property 'exhaustiveMatch' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'exhaustiveMatch' 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
121 |     /// If interpreted and the result of the evaluation is `nil`, then `acceptsNilValue` determines if the current match result should be instant noMatch, or `nil` is an accepted value, so the matching should be continued
122 |     public static let acceptsNilValue: VariableOptions = VariableOptions(rawValue: 1 << 3)
/host/spi-builder-workspace/Sources/Eval/Elements.swift:122:23: warning: static property 'acceptsNilValue' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
105 |
106 | /// Options that modify the behaviour of the variable matching, and the output that the framework provides
107 | public struct VariableOptions: OptionSet {
    |               `- note: consider making struct 'VariableOptions' conform to the 'Sendable' protocol
108 |     /// Integer representation of the option
109 |     public let rawValue: Int
    :
120 |     public static let exhaustiveMatch: VariableOptions = VariableOptions(rawValue: 1 << 2)
121 |     /// If interpreted and the result of the evaluation is `nil`, then `acceptsNilValue` determines if the current match result should be instant noMatch, or `nil` is an accepted value, so the matching should be continued
122 |     public static let acceptsNilValue: VariableOptions = VariableOptions(rawValue: 1 << 3)
    |                       |- warning: static property 'acceptsNilValue' is not concurrency-safe because non-'Sendable' type 'VariableOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'acceptsNilValue' 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
123 |
124 |     /// In order to avoid double negatives in the source code (e.g. !notInterpreted), this helper checks the lack of .notInterpreted value in the optionset
/host/spi-builder-workspace/Sources/Eval/Elements.swift:157:37: warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
151 | /// Generic superclass of `Variable`s which are aware of their `Interpreter` classes,
152 | /// as they use it when mapping their values
153 | public class GenericVariable<T, I: Interpreter>: VariableProtocol, PatternElement, Equatable {
    |                              `- note: 'T' previously declared here
154 |     /// Maps and validates the variable value to another
155 |     /// - parameter body: Struct containing the raw matched value and an interpreter object
156 |     /// - returns: The transformed value or nil, if the value was validated with a negative result
157 |     public typealias VariableMapper<T, I: Interpreter> = (_ body: VariableBody<I>) -> T?
    |                                     `- warning: generic parameter 'T' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
158 |
159 |     /// Unique identifier of the variable that is used when matching and returning them in the matcher.
/host/spi-builder-workspace/Sources/Eval/Elements.swift:157:40: warning: generic parameter 'I' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
151 | /// Generic superclass of `Variable`s which are aware of their `Interpreter` classes,
152 | /// as they use it when mapping their values
153 | public class GenericVariable<T, I: Interpreter>: VariableProtocol, PatternElement, Equatable {
    |                                 `- note: 'I' previously declared here
154 |     /// Maps and validates the variable value to another
155 |     /// - parameter body: Struct containing the raw matched value and an interpreter object
156 |     /// - returns: The transformed value or nil, if the value was validated with a negative result
157 |     public typealias VariableMapper<T, I: Interpreter> = (_ body: VariableBody<I>) -> T?
    |                                        `- warning: generic parameter 'I' shadows generic parameter from outer scope with the same name; this is an error in the Swift 6 language mode
158 |
159 |     /// Unique identifier of the variable that is used when matching and returning them in the matcher.
/host/spi-builder-workspace/Sources/Eval/Utilities/Pattern.swift:52:23: warning: static property 'backwardMatch' is not concurrency-safe because non-'Sendable' type 'PatternOptions' may have shared mutable state; this is an error in the Swift 6 language mode
 41 |
 42 | /// Options that modify the pattern matching algorithm
 43 | public struct PatternOptions: OptionSet {
    |               `- note: consider making struct 'PatternOptions' conform to the 'Sendable' protocol
 44 |     /// Integer representation of the option
 45 |     public let rawValue: Int
    :
 50 |
 51 |     /// Searches of the elements of the pattern backward from the end of the output. Othwerise, if not present, it matches from the beginning.
 52 |     public static let backwardMatch: PatternOptions = PatternOptions(rawValue: 1 << 0)
    |                       |- warning: static property 'backwardMatch' is not concurrency-safe because non-'Sendable' type 'PatternOptions' may have shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: annotate 'backwardMatch' 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
 53 | }
 54 |
Build complete! (9.11s)
Build complete.
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  "manifest_display_name" : "Eval",
  "name" : "Eval",
  "path" : "/host/spi-builder-workspace",
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  "products" : [
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  "targets" : [
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      "sources" : [
        "IntegrationTests/InterpreterTests.swift",
        "IntegrationTests/PerformanceTest.swift",
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        "UnitTests/DataTypeTests.swift",
        "UnitTests/FunctionTests.swift",
        "UnitTests/InterpreterContextTests.swift",
        "UnitTests/KeywordTests.swift",
        "UnitTests/LiteralTests.swift",
        "UnitTests/MatchResultTests.swift",
        "UnitTests/MatchStatementTests.swift",
        "UnitTests/MatcherTests.swift",
        "UnitTests/PatternTests.swift",
        "UnitTests/TemplateInterpreterTests.swift",
        "UnitTests/TypedInterpreterTests.swift",
        "UnitTests/UtilTests.swift",
        "UnitTests/VariableProcessor.swift",
        "UnitTests/VariableTests.swift",
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      "product_memberships" : [
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        "Common.swift",
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        "Utilities/Pattern.swift",
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      "type" : "library"
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  "tools_version" : "5.0"
}
Done.
This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.