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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 Benchmark, reference main (5c4569), with Swift 6.1 for Linux on 3 May 2025 13:21:47 UTC.

Swift 6 data race errors: 39

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1

Build Log

410 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:19:16: warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
17 |     typealias SwiftRuntimeHook = @convention(c) (UnsafeRawPointer?, UnsafeMutableRawPointer?) -> Void
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'allocCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'allocCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:20:16: warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'retainCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'retainCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
22 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:21:16: warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'releaseCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'releaseCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
22 |
23 |     static func hook() {
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:38:23: warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 36 |     @_documentation(visibility: internal)
 37 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 38 |     public static var _startupHook: BenchmarkSetupHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_startupHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_startupHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 39 |
 40 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:42:23: warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 40 |     @_documentation(visibility: internal)
 41 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 42 |     public static var _shutdownHook: BenchmarkTeardownHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_shutdownHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_shutdownHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 43 |
 44 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:46:23: warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 |     @_documentation(visibility: internal)
 45 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 46 |     public static var _setup: BenchmarkSetupHook?
    |                       |- warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_setup' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_setup' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:50:23: warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 48 |     @_documentation(visibility: internal)
 49 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 50 |     public static var _teardown: BenchmarkTeardownHook?
    |                       |- warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_teardown' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_teardown' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 51 |
 52 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:106:23: warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
104 |     /// such comparisons by e.g. reading them in from external storage.
105 |     @available(*, deprecated, message: "The checking of absolute thresholds should now be done using `swift package benchmark thresholds`")
106 |     public static var checkAbsoluteThresholds = false
    |                       |- warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'checkAbsoluteThresholds' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'checkAbsoluteThresholds' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
107 |
108 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:109:23: warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
107 |
108 |     @_documentation(visibility: internal)
109 |     public static var benchmarks: [Benchmark] = [] // Bookkeeping of all registered benchmarks
    |                       |- warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'benchmarks' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'benchmarks' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
110 |
111 |     /// The name of the benchmark without any of the tags appended
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:183:24: warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
181 |                                             skip: false,
182 |                                             thresholds: nil), lock: configurationLock)
183 |     private static var _defaultConfiguration: Configuration
    |                        |- warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                        |- note: convert '_defaultConfiguration' to a 'let' constant to make 'Sendable' shared state immutable
    |                        |- note: add '@MainActor' to make static property '_defaultConfiguration' part of global actor 'MainActor'
    |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
184 |
185 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:198:16: warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
196 | #endif
197 |
198 |     static var testSkipBenchmarkRegistrations = false // true in test to avoid bench registration fail
    |                |- warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testSkipBenchmarkRegistrations' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testSkipBenchmarkRegistrations' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
199 |     var measurementCompleted = false // Keep track so we skip multiple 'end of measurement'
200 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:19:16: warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
17 |     typealias SwiftRuntimeHook = @convention(c) (UnsafeRawPointer?, UnsafeMutableRawPointer?) -> Void
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'allocCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'allocCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:20:16: warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'retainCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'retainCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
22 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:21:16: warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'releaseCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'releaseCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
22 |
23 |     static func hook() {
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:38:23: warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 36 |     @_documentation(visibility: internal)
 37 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 38 |     public static var _startupHook: BenchmarkSetupHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_startupHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_startupHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 39 |
 40 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:42:23: warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 40 |     @_documentation(visibility: internal)
 41 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 42 |     public static var _shutdownHook: BenchmarkTeardownHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_shutdownHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_shutdownHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 43 |
 44 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:46:23: warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 |     @_documentation(visibility: internal)
 45 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 46 |     public static var _setup: BenchmarkSetupHook?
    |                       |- warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_setup' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_setup' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:50:23: warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 48 |     @_documentation(visibility: internal)
 49 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 50 |     public static var _teardown: BenchmarkTeardownHook?
    |                       |- warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_teardown' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_teardown' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 51 |
 52 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:106:23: warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
104 |     /// such comparisons by e.g. reading them in from external storage.
105 |     @available(*, deprecated, message: "The checking of absolute thresholds should now be done using `swift package benchmark thresholds`")
106 |     public static var checkAbsoluteThresholds = false
    |                       |- warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'checkAbsoluteThresholds' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'checkAbsoluteThresholds' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
107 |
108 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:109:23: warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
107 |
108 |     @_documentation(visibility: internal)
109 |     public static var benchmarks: [Benchmark] = [] // Bookkeeping of all registered benchmarks
    |                       |- warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'benchmarks' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'benchmarks' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
110 |
111 |     /// The name of the benchmark without any of the tags appended
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:183:24: warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
181 |                                             skip: false,
182 |                                             thresholds: nil), lock: configurationLock)
183 |     private static var _defaultConfiguration: Configuration
    |                        |- warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                        |- note: convert '_defaultConfiguration' to a 'let' constant to make 'Sendable' shared state immutable
    |                        |- note: add '@MainActor' to make static property '_defaultConfiguration' part of global actor 'MainActor'
    |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
184 |
185 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:198:16: warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
196 | #endif
197 |
198 |     static var testSkipBenchmarkRegistrations = false // true in test to avoid bench registration fail
    |                |- warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testSkipBenchmarkRegistrations' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testSkipBenchmarkRegistrations' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
199 |     var measurementCompleted = false // Keep track so we skip multiple 'end of measurement'
200 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
[384/433] Compiling Benchmark ProgressElements.swift
[385/433] Compiling Benchmark Utilities.swift
[386/433] Compiling Benchmark Statistics.swift
[387/433] Compiling Benchmark BenchmarkMetric+Defaults.swift
[388/433] Compiling Benchmark BenchmarkMetric.swift
[389/433] Compiling Benchmark BenchmarkResult.swift
[390/433] Compiling Benchmark BenchmarkRunner+ReadWrite.swift
[394/433] Compiling Benchmark BenchmarkInternals.swift
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:24:20: warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 22 |         // Basically just set up a number of cached MIB structures for
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
    |                    |- warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'threadCacheMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'threadCacheMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:25:20: warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
    |                    |- warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'epochMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'epochMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:26:20: warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
    |                    |- warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'totalAllocatedMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'totalAllocatedMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:27:20: warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
    |                    |- warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'smallNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'smallNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:28:20: warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
    |                    |- warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'largeNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'largeNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
 30 | //    var largeNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:24:20: warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 22 |         // Basically just set up a number of cached MIB structures for
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
    |                    |- warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'threadCacheMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'threadCacheMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:25:20: warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
    |                    |- warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'epochMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'epochMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:26:20: warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
    |                    |- warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'totalAllocatedMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'totalAllocatedMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:27:20: warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
    |                    |- warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'smallNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'smallNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:28:20: warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
    |                    |- warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'largeNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'largeNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
 30 | //    var largeNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:24:20: warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 22 |         // Basically just set up a number of cached MIB structures for
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
    |                    |- warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'threadCacheMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'threadCacheMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:25:20: warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
    |                    |- warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'epochMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'epochMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:26:20: warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
    |                    |- warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'totalAllocatedMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'totalAllocatedMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:27:20: warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
    |                    |- warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'smallNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'smallNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:28:20: warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
    |                    |- warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'largeNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'largeNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
 30 | //    var largeNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:24:20: warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 22 |         // Basically just set up a number of cached MIB structures for
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
    |                    |- warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'threadCacheMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'threadCacheMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:25:20: warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
    |                    |- warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'epochMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'epochMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:26:20: warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
    |                    |- warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'totalAllocatedMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'totalAllocatedMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:27:20: warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
    |                    |- warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'smallNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'smallNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:28:20: warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
    |                    |- warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'largeNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'largeNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
 30 | //    var largeNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nmalloc")
[406/433] Compiling Benchmark MallocStatsProducer+jemalloc.swift
[407/433] Compiling Benchmark BenchmarkRunner.swift
[408/433] Compiling Benchmark BenchmarkThresholds+Defaults.swift
[409/433] Compiling Benchmark BenchmarkThresholds.swift
[410/433] Compiling Benchmark Blackhole.swift
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:19:16: warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
17 |     typealias SwiftRuntimeHook = @convention(c) (UnsafeRawPointer?, UnsafeMutableRawPointer?) -> Void
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'allocCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'allocCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:20:16: warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'retainCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'retainCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
22 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:21:16: warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'releaseCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'releaseCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
22 |
23 |     static func hook() {
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:38:23: warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 36 |     @_documentation(visibility: internal)
 37 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 38 |     public static var _startupHook: BenchmarkSetupHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_startupHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_startupHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 39 |
 40 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:42:23: warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 40 |     @_documentation(visibility: internal)
 41 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 42 |     public static var _shutdownHook: BenchmarkTeardownHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_shutdownHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_shutdownHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 43 |
 44 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:46:23: warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 |     @_documentation(visibility: internal)
 45 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 46 |     public static var _setup: BenchmarkSetupHook?
    |                       |- warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_setup' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_setup' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:50:23: warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 48 |     @_documentation(visibility: internal)
 49 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 50 |     public static var _teardown: BenchmarkTeardownHook?
    |                       |- warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_teardown' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_teardown' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 51 |
 52 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:106:23: warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
104 |     /// such comparisons by e.g. reading them in from external storage.
105 |     @available(*, deprecated, message: "The checking of absolute thresholds should now be done using `swift package benchmark thresholds`")
106 |     public static var checkAbsoluteThresholds = false
    |                       |- warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'checkAbsoluteThresholds' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'checkAbsoluteThresholds' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
107 |
108 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:109:23: warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
107 |
108 |     @_documentation(visibility: internal)
109 |     public static var benchmarks: [Benchmark] = [] // Bookkeeping of all registered benchmarks
    |                       |- warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'benchmarks' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'benchmarks' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
110 |
111 |     /// The name of the benchmark without any of the tags appended
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:183:24: warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
181 |                                             skip: false,
182 |                                             thresholds: nil), lock: configurationLock)
183 |     private static var _defaultConfiguration: Configuration
    |                        |- warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                        |- note: convert '_defaultConfiguration' to a 'let' constant to make 'Sendable' shared state immutable
    |                        |- note: add '@MainActor' to make static property '_defaultConfiguration' part of global actor 'MainActor'
    |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
184 |
185 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:198:16: warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
196 | #endif
197 |
198 |     static var testSkipBenchmarkRegistrations = false // true in test to avoid bench registration fail
    |                |- warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testSkipBenchmarkRegistrations' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testSkipBenchmarkRegistrations' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
199 |     var measurementCompleted = false // Keep track so we skip multiple 'end of measurement'
200 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:19:16: warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
17 |     typealias SwiftRuntimeHook = @convention(c) (UnsafeRawPointer?, UnsafeMutableRawPointer?) -> Void
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'allocCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'allocCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:20:16: warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'retainCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'retainCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
22 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:21:16: warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'releaseCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'releaseCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
22 |
23 |     static func hook() {
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:38:23: warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 36 |     @_documentation(visibility: internal)
 37 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 38 |     public static var _startupHook: BenchmarkSetupHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_startupHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_startupHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 39 |
 40 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:42:23: warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 40 |     @_documentation(visibility: internal)
 41 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 42 |     public static var _shutdownHook: BenchmarkTeardownHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_shutdownHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_shutdownHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 43 |
 44 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:46:23: warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 |     @_documentation(visibility: internal)
 45 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 46 |     public static var _setup: BenchmarkSetupHook?
    |                       |- warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_setup' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_setup' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:50:23: warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 48 |     @_documentation(visibility: internal)
 49 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 50 |     public static var _teardown: BenchmarkTeardownHook?
    |                       |- warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_teardown' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_teardown' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 51 |
 52 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:106:23: warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
104 |     /// such comparisons by e.g. reading them in from external storage.
105 |     @available(*, deprecated, message: "The checking of absolute thresholds should now be done using `swift package benchmark thresholds`")
106 |     public static var checkAbsoluteThresholds = false
    |                       |- warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'checkAbsoluteThresholds' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'checkAbsoluteThresholds' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
107 |
108 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:109:23: warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
107 |
108 |     @_documentation(visibility: internal)
109 |     public static var benchmarks: [Benchmark] = [] // Bookkeeping of all registered benchmarks
    |                       |- warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'benchmarks' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'benchmarks' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
110 |
111 |     /// The name of the benchmark without any of the tags appended
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:183:24: warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
181 |                                             skip: false,
182 |                                             thresholds: nil), lock: configurationLock)
183 |     private static var _defaultConfiguration: Configuration
    |                        |- warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                        |- note: convert '_defaultConfiguration' to a 'let' constant to make 'Sendable' shared state immutable
    |                        |- note: add '@MainActor' to make static property '_defaultConfiguration' part of global actor 'MainActor'
    |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
184 |
185 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:198:16: warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
196 | #endif
197 |
198 |     static var testSkipBenchmarkRegistrations = false // true in test to avoid bench registration fail
    |                |- warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testSkipBenchmarkRegistrations' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testSkipBenchmarkRegistrations' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
199 |     var measurementCompleted = false // Keep track so we skip multiple 'end of measurement'
200 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:19:16: warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
17 |     typealias SwiftRuntimeHook = @convention(c) (UnsafeRawPointer?, UnsafeMutableRawPointer?) -> Void
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'allocCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'allocCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:20:16: warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'retainCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'retainCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
22 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:21:16: warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'releaseCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'releaseCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
22 |
23 |     static func hook() {
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:38:23: warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 36 |     @_documentation(visibility: internal)
 37 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 38 |     public static var _startupHook: BenchmarkSetupHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_startupHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_startupHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 39 |
 40 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:42:23: warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 40 |     @_documentation(visibility: internal)
 41 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 42 |     public static var _shutdownHook: BenchmarkTeardownHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_shutdownHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_shutdownHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 43 |
 44 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:46:23: warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 |     @_documentation(visibility: internal)
 45 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 46 |     public static var _setup: BenchmarkSetupHook?
    |                       |- warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_setup' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_setup' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:50:23: warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 48 |     @_documentation(visibility: internal)
 49 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 50 |     public static var _teardown: BenchmarkTeardownHook?
    |                       |- warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_teardown' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_teardown' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 51 |
 52 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:106:23: warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
104 |     /// such comparisons by e.g. reading them in from external storage.
105 |     @available(*, deprecated, message: "The checking of absolute thresholds should now be done using `swift package benchmark thresholds`")
106 |     public static var checkAbsoluteThresholds = false
    |                       |- warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'checkAbsoluteThresholds' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'checkAbsoluteThresholds' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
107 |
108 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:109:23: warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
107 |
108 |     @_documentation(visibility: internal)
109 |     public static var benchmarks: [Benchmark] = [] // Bookkeeping of all registered benchmarks
    |                       |- warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'benchmarks' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'benchmarks' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
110 |
111 |     /// The name of the benchmark without any of the tags appended
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:183:24: warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
181 |                                             skip: false,
182 |                                             thresholds: nil), lock: configurationLock)
183 |     private static var _defaultConfiguration: Configuration
    |                        |- warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                        |- note: convert '_defaultConfiguration' to a 'let' constant to make 'Sendable' shared state immutable
    |                        |- note: add '@MainActor' to make static property '_defaultConfiguration' part of global actor 'MainActor'
    |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
184 |
185 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:198:16: warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
196 | #endif
197 |
198 |     static var testSkipBenchmarkRegistrations = false // true in test to avoid bench registration fail
    |                |- warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testSkipBenchmarkRegistrations' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testSkipBenchmarkRegistrations' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
199 |     var measurementCompleted = false // Keep track so we skip multiple 'end of measurement'
200 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:19:16: warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
17 |     typealias SwiftRuntimeHook = @convention(c) (UnsafeRawPointer?, UnsafeMutableRawPointer?) -> Void
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'allocCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'allocCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'allocCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:20:16: warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
18 |
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'retainCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'retainCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'retainCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
22 |
/host/spi-builder-workspace/Sources/Benchmark/ARCStats/ARCStatsProducer.swift:21:16: warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
19 |     static var allocCount: UnsafeAtomic<Int> = .create(0)
20 |     static var retainCount: UnsafeAtomic<Int> = .create(0)
21 |     static var releaseCount: UnsafeAtomic<Int> = .create(0)
   |                |- warning: static property 'releaseCount' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                |- note: convert 'releaseCount' to a 'let' constant to make 'Sendable' shared state immutable
   |                |- note: add '@MainActor' to make static property 'releaseCount' part of global actor 'MainActor'
   |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
22 |
23 |     static func hook() {
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:38:23: warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 36 |     @_documentation(visibility: internal)
 37 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 38 |     public static var _startupHook: BenchmarkSetupHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_startupHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_startupHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_startupHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 39 |
 40 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:42:23: warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 40 |     @_documentation(visibility: internal)
 41 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 42 |     public static var _shutdownHook: BenchmarkTeardownHook? // Should be removed when going to 2.0, just kept for API compatiblity
    |                       |- warning: static property '_shutdownHook' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_shutdownHook' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_shutdownHook' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 43 |
 44 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:46:23: warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 44 |     @_documentation(visibility: internal)
 45 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 46 |     public static var _setup: BenchmarkSetupHook?
    |                       |- warning: static property '_setup' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_setup' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_setup' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 47 |
 48 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:50:23: warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 48 |     @_documentation(visibility: internal)
 49 |     @ThreadSafeProperty(wrappedValue: nil, lock: setupTeardownLock)
 50 |     public static var _teardown: BenchmarkTeardownHook?
    |                       |- warning: static property '_teardown' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert '_teardown' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property '_teardown' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 51 |
 52 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:106:23: warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
104 |     /// such comparisons by e.g. reading them in from external storage.
105 |     @available(*, deprecated, message: "The checking of absolute thresholds should now be done using `swift package benchmark thresholds`")
106 |     public static var checkAbsoluteThresholds = false
    |                       |- warning: static property 'checkAbsoluteThresholds' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'checkAbsoluteThresholds' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'checkAbsoluteThresholds' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
107 |
108 |     @_documentation(visibility: internal)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:109:23: warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
107 |
108 |     @_documentation(visibility: internal)
109 |     public static var benchmarks: [Benchmark] = [] // Bookkeeping of all registered benchmarks
    |                       |- warning: static property 'benchmarks' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                       |- note: convert 'benchmarks' to a 'let' constant to make 'Sendable' shared state immutable
    |                       |- note: add '@MainActor' to make static property 'benchmarks' part of global actor 'MainActor'
    |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
110 |
111 |     /// The name of the benchmark without any of the tags appended
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:183:24: warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
181 |                                             skip: false,
182 |                                             thresholds: nil), lock: configurationLock)
183 |     private static var _defaultConfiguration: Configuration
    |                        |- warning: static property '_defaultConfiguration' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                        |- note: convert '_defaultConfiguration' to a 'let' constant to make 'Sendable' shared state immutable
    |                        |- note: add '@MainActor' to make static property '_defaultConfiguration' part of global actor 'MainActor'
    |                        `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
184 |
185 | #if swift(<5.10)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:198:16: warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
196 | #endif
197 |
198 |     static var testSkipBenchmarkRegistrations = false // true in test to avoid bench registration fail
    |                |- warning: static property 'testSkipBenchmarkRegistrations' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testSkipBenchmarkRegistrations' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testSkipBenchmarkRegistrations' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
199 |     var measurementCompleted = false // Keep track so we skip multiple 'end of measurement'
200 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in a '@Sendable' closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in a '@Sendable' closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:407:17: warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
 14 |
 15 | /// Defines a benchmark
 16 | public final class Benchmark: Codable, Hashable { // swiftlint:disable:this type_body_length
    |                    `- note: class 'Benchmark' does not conform to the 'Sendable' protocol
 17 |     @_documentation(visibility: internal)
 18 |     public typealias BenchmarkClosure = (_ benchmark: Benchmark) -> Void
    :
405 |         DispatchQueue.global(qos: .userInitiated).async {
406 |             Task {
407 |                 self._startMeasurement(false)
    |                 `- warning: capture of 'self' with non-sendable type 'Benchmark' in an isolated closure; this is an error in the Swift 6 language mode
408 |                 await asyncClosure(self)
409 |                 self._stopMeasurement(false)
/host/spi-builder-workspace/Sources/Benchmark/Benchmark.swift:408:23: warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
406 |             Task {
407 |                 self._startMeasurement(false)
408 |                 await asyncClosure(self)
    |                       |- warning: capture of 'asyncClosure' with non-sendable type 'Benchmark.BenchmarkAsyncClosure' (aka '(Benchmark) async -> ()') in an isolated closure; this is an error in the Swift 6 language mode
    |                       `- note: a function type must be marked '@Sendable' to conform to 'Sendable'
409 |                 self._stopMeasurement(false)
410 |
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:40:16: warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 38 | @_documentation(visibility: internal)
 39 | public struct BenchmarkRunner: AsyncParsableCommand, BenchmarkRunnerReadWrite {
 40 |     static var testReadWrite: BenchmarkRunnerReadWrite?
    |                |- warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testReadWrite' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testReadWrite' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 41 |
 42 |     public init() {}
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:89:23: warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 87 |         do {
 88 |             var command = Self.parseOrExit()
 89 |             Benchmark.checkAbsoluteThresholds = command.checkAbsolute
    |                       `- warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 90 |             registerBenchmarks()
 91 |             try await command.run()
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:100:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 98 |     public mutating func run() async throws {
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
101 |         setbuf(stderr, nil)
102 |
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:101:16: warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
101 |         setbuf(stderr, nil)
    |                `- warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
102 |
103 |         // We just run everything in debug mode to simplify workflow with debuggers/profilers
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
145 | extern FILE *stderr;		/* Standard error output stream.  */
    |              `- note: var declared here
146 | /* C89/C99 say they're macros.  Make them happy.  */
147 | #define stdin stdin
[415/433] Compiling Benchmark Int+Extensions.swift
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:40:16: warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 38 | @_documentation(visibility: internal)
 39 | public struct BenchmarkRunner: AsyncParsableCommand, BenchmarkRunnerReadWrite {
 40 |     static var testReadWrite: BenchmarkRunnerReadWrite?
    |                |- warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testReadWrite' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testReadWrite' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 41 |
 42 |     public init() {}
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:89:23: warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 87 |         do {
 88 |             var command = Self.parseOrExit()
 89 |             Benchmark.checkAbsoluteThresholds = command.checkAbsolute
    |                       `- warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 90 |             registerBenchmarks()
 91 |             try await command.run()
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:100:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 98 |     public mutating func run() async throws {
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
101 |         setbuf(stderr, nil)
102 |
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:101:16: warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
101 |         setbuf(stderr, nil)
    |                `- warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
102 |
103 |         // We just run everything in debug mode to simplify workflow with debuggers/profilers
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
145 | extern FILE *stderr;		/* Standard error output stream.  */
    |              `- note: var declared here
146 | /* C89/C99 say they're macros.  Make them happy.  */
147 | #define stdin stdin
[416/433] Compiling Benchmark MallocStats+jemalloc-support.swift
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:40:16: warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 38 | @_documentation(visibility: internal)
 39 | public struct BenchmarkRunner: AsyncParsableCommand, BenchmarkRunnerReadWrite {
 40 |     static var testReadWrite: BenchmarkRunnerReadWrite?
    |                |- warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testReadWrite' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testReadWrite' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 41 |
 42 |     public init() {}
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:89:23: warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 87 |         do {
 88 |             var command = Self.parseOrExit()
 89 |             Benchmark.checkAbsoluteThresholds = command.checkAbsolute
    |                       `- warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 90 |             registerBenchmarks()
 91 |             try await command.run()
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:100:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 98 |     public mutating func run() async throws {
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
101 |         setbuf(stderr, nil)
102 |
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:101:16: warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
101 |         setbuf(stderr, nil)
    |                `- warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
102 |
103 |         // We just run everything in debug mode to simplify workflow with debuggers/profilers
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
145 | extern FILE *stderr;		/* Standard error output stream.  */
    |              `- note: var declared here
146 | /* C89/C99 say they're macros.  Make them happy.  */
147 | #define stdin stdin
[417/433] Compiling Benchmark MallocStats.swift
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:40:16: warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 38 | @_documentation(visibility: internal)
 39 | public struct BenchmarkRunner: AsyncParsableCommand, BenchmarkRunnerReadWrite {
 40 |     static var testReadWrite: BenchmarkRunnerReadWrite?
    |                |- warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testReadWrite' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testReadWrite' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 41 |
 42 |     public init() {}
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:89:23: warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 87 |         do {
 88 |             var command = Self.parseOrExit()
 89 |             Benchmark.checkAbsoluteThresholds = command.checkAbsolute
    |                       `- warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 90 |             registerBenchmarks()
 91 |             try await command.run()
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:100:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 98 |     public mutating func run() async throws {
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
101 |         setbuf(stderr, nil)
102 |
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:101:16: warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
101 |         setbuf(stderr, nil)
    |                `- warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
102 |
103 |         // We just run everything in debug mode to simplify workflow with debuggers/profilers
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
145 | extern FILE *stderr;		/* Standard error output stream.  */
    |              `- note: var declared here
146 | /* C89/C99 say they're macros.  Make them happy.  */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:40:16: warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 38 | @_documentation(visibility: internal)
 39 | public struct BenchmarkRunner: AsyncParsableCommand, BenchmarkRunnerReadWrite {
 40 |     static var testReadWrite: BenchmarkRunnerReadWrite?
    |                |- warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testReadWrite' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testReadWrite' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 41 |
 42 |     public init() {}
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:89:23: warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 87 |         do {
 88 |             var command = Self.parseOrExit()
 89 |             Benchmark.checkAbsoluteThresholds = command.checkAbsolute
    |                       `- warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 90 |             registerBenchmarks()
 91 |             try await command.run()
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:100:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 98 |     public mutating func run() async throws {
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
101 |         setbuf(stderr, nil)
102 |
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:101:16: warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
101 |         setbuf(stderr, nil)
    |                `- warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
102 |
103 |         // We just run everything in debug mode to simplify workflow with debuggers/profilers
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
145 | extern FILE *stderr;		/* Standard error output stream.  */
    |              `- note: var declared here
146 | /* C89/C99 say they're macros.  Make them happy.  */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:40:16: warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 38 | @_documentation(visibility: internal)
 39 | public struct BenchmarkRunner: AsyncParsableCommand, BenchmarkRunnerReadWrite {
 40 |     static var testReadWrite: BenchmarkRunnerReadWrite?
    |                |- warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testReadWrite' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testReadWrite' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 41 |
 42 |     public init() {}
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:89:23: warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 87 |         do {
 88 |             var command = Self.parseOrExit()
 89 |             Benchmark.checkAbsoluteThresholds = command.checkAbsolute
    |                       `- warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 90 |             registerBenchmarks()
 91 |             try await command.run()
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:100:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 98 |     public mutating func run() async throws {
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
101 |         setbuf(stderr, nil)
102 |
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:101:16: warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
101 |         setbuf(stderr, nil)
    |                `- warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
102 |
103 |         // We just run everything in debug mode to simplify workflow with debuggers/profilers
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
145 | extern FILE *stderr;		/* Standard error output stream.  */
    |              `- note: var declared here
146 | /* C89/C99 say they're macros.  Make them happy.  */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:40:16: warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 38 | @_documentation(visibility: internal)
 39 | public struct BenchmarkRunner: AsyncParsableCommand, BenchmarkRunnerReadWrite {
 40 |     static var testReadWrite: BenchmarkRunnerReadWrite?
    |                |- warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testReadWrite' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testReadWrite' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 41 |
 42 |     public init() {}
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:89:23: warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 87 |         do {
 88 |             var command = Self.parseOrExit()
 89 |             Benchmark.checkAbsoluteThresholds = command.checkAbsolute
    |                       `- warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 90 |             registerBenchmarks()
 91 |             try await command.run()
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:100:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 98 |     public mutating func run() async throws {
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
101 |         setbuf(stderr, nil)
102 |
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:101:16: warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
101 |         setbuf(stderr, nil)
    |                `- warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
102 |
103 |         // We just run everything in debug mode to simplify workflow with debuggers/profilers
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
145 | extern FILE *stderr;		/* Standard error output stream.  */
    |              `- note: var declared here
146 | /* C89/C99 say they're macros.  Make them happy.  */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:40:16: warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 38 | @_documentation(visibility: internal)
 39 | public struct BenchmarkRunner: AsyncParsableCommand, BenchmarkRunnerReadWrite {
 40 |     static var testReadWrite: BenchmarkRunnerReadWrite?
    |                |- warning: static property 'testReadWrite' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                |- note: convert 'testReadWrite' to a 'let' constant to make 'Sendable' shared state immutable
    |                |- note: add '@MainActor' to make static property 'testReadWrite' part of global actor 'MainActor'
    |                `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 41 |
 42 |     public init() {}
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:89:23: warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 87 |         do {
 88 |             var command = Self.parseOrExit()
 89 |             Benchmark.checkAbsoluteThresholds = command.checkAbsolute
    |                       `- warning: 'checkAbsoluteThresholds' is deprecated: The checking of absolute thresholds should now be done using `swift package benchmark thresholds`
 90 |             registerBenchmarks()
 91 |             try await command.run()
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:100:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 98 |     public mutating func run() async throws {
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
101 |         setbuf(stderr, nil)
102 |
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Sources/Benchmark/BenchmarkRunner.swift:101:16: warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 99 |         // Flush stdout/stderr so we see any failures clearly
100 |         setbuf(stdout, nil)
101 |         setbuf(stderr, nil)
    |                `- warning: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
102 |
103 |         // We just run everything in debug mode to simplify workflow with debuggers/profilers
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
145 | extern FILE *stderr;		/* Standard error output stream.  */
    |              `- note: var declared here
146 | /* C89/C99 say they're macros.  Make them happy.  */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:24:20: warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 22 |         // Basically just set up a number of cached MIB structures for
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
    |                    |- warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'threadCacheMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'threadCacheMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:25:20: warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
    |                    |- warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'epochMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'epochMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:26:20: warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
    |                    |- warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'totalAllocatedMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'totalAllocatedMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:27:20: warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
    |                    |- warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'smallNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'smallNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:28:20: warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
    |                    |- warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'largeNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'largeNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
 30 | //    var largeNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:24:20: warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 22 |         // Basically just set up a number of cached MIB structures for
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
    |                    |- warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'threadCacheMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'threadCacheMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:25:20: warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
    |                    |- warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'epochMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'epochMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:26:20: warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
    |                    |- warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'totalAllocatedMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'totalAllocatedMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:27:20: warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
    |                    |- warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'smallNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'smallNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:28:20: warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
    |                    |- warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'largeNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'largeNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
 30 | //    var largeNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:24:20: warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 22 |         // Basically just set up a number of cached MIB structures for
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
    |                    |- warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'threadCacheMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'threadCacheMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:25:20: warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
    |                    |- warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'epochMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'epochMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:26:20: warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
    |                    |- warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'totalAllocatedMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'totalAllocatedMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:27:20: warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
    |                    |- warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'smallNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'smallNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:28:20: warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
    |                    |- warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'largeNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'largeNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
 30 | //    var largeNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:24:20: warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 22 |         // Basically just set up a number of cached MIB structures for
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
    |                    |- warning: static property 'threadCacheMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'threadCacheMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'threadCacheMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:25:20: warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 23 |         // more efficient queries later of malloc statistics.
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
    |                    |- warning: static property 'epochMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'epochMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'epochMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:26:20: warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 24 |         static var threadCacheMIB = setupMIB(name: "thread.tcache.flush")
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
    |                    |- warning: static property 'totalAllocatedMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'totalAllocatedMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'totalAllocatedMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:27:20: warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 25 |         static var epochMIB = setupMIB(name: "epoch")
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
    |                    |- warning: static property 'smallNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'smallNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'smallNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
/host/spi-builder-workspace/Sources/Benchmark/MallocStats/MallocStatsProducer+jemalloc.swift:28:20: warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 26 |         static var totalAllocatedMIB: [size_t] = setupMIB(name: "stats.resident")
 27 |         static var smallNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nrequests")
 28 |         static var largeNRequestsMIB: [size_t] = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nrequests")
    |                    |- warning: static property 'largeNRequestsMIB' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                    |- note: convert 'largeNRequestsMIB' to a 'let' constant to make 'Sendable' shared state immutable
    |                    |- note: add '@MainActor' to make static property 'largeNRequestsMIB' part of global actor 'MainActor'
    |                    `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 29 | //    var smallNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).small.nmalloc")
 30 | //    var largeNMallocMIB = setupMIB(name: "stats.arenas.\(MALLCTL_ARENAS_ALL).large.nmalloc")
[426/435] Wrapping AST for Benchmark for debugging
[430/465] Compiling BenchmarkTool BenchmarkTool+Export+InfluxCSVFormatter.swift
[431/465] Compiling BenchmarkTool BenchmarkTool+Export+JMHElement.swift
[432/467] Compiling BenchmarkTool FilePath+DirectoryView.swift
[433/467] Compiling BenchmarkTool String+Additions.swift
[434/467] Compiling BenchmarkTool BenchmarkTool+JSON.swift
[435/467] Compiling BenchmarkTool BenchmarkTool+Machine.swift
[436/467] Compiling BenchmarkTool BenchmarkTool+Export+JMHFormatter.swift
[437/467] Compiling BenchmarkTool BenchmarkTool+Export.swift
[438/467] Emitting module BenchmarkTool
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:43:17: warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 41 | typealias BenchmarkResults = [BenchmarkIdentifier: [BenchmarkResult]]
 42 |
 43 | fileprivate var failedBenchmarkRuns = 0
    |                 |- warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                 |- note: convert 'failedBenchmarkRuns' to a 'let' constant to make 'Sendable' shared state immutable
    |                 |- note: add '@MainActor' to make var 'failedBenchmarkRuns' part of global actor 'MainActor'
    |                 `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 44 |
 45 | @main
[439/467] Compiling BenchmarkTool BenchmarkTool+ReadP90AbsoluteThresholds.swift
[440/467] Compiling BenchmarkTool BenchmarkTool+Thresholds.swift
[441/467] Compiling BenchmarkTool BenchmarkTool+Baselines.swift
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:43:17: warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 41 | typealias BenchmarkResults = [BenchmarkIdentifier: [BenchmarkResult]]
 42 |
 43 | fileprivate var failedBenchmarkRuns = 0
    |                 |- warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                 |- note: convert 'failedBenchmarkRuns' to a 'let' constant to make 'Sendable' shared state immutable
    |                 |- note: add '@MainActor' to make var 'failedBenchmarkRuns' part of global actor 'MainActor'
    |                 `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 44 |
 45 | @main
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:218:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
216 |     mutating func run() async throws {
217 |         // Flush stdout so we see any failures clearly
218 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
219 |
220 |         guard command != .`init` else {
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
[442/467] Compiling BenchmarkTool BenchmarkTool+CreateBenchmark.swift
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:43:17: warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 41 | typealias BenchmarkResults = [BenchmarkIdentifier: [BenchmarkResult]]
 42 |
 43 | fileprivate var failedBenchmarkRuns = 0
    |                 |- warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                 |- note: convert 'failedBenchmarkRuns' to a 'let' constant to make 'Sendable' shared state immutable
    |                 |- note: add '@MainActor' to make var 'failedBenchmarkRuns' part of global actor 'MainActor'
    |                 `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 44 |
 45 | @main
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:218:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
216 |     mutating func run() async throws {
217 |         // Flush stdout so we see any failures clearly
218 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
219 |
220 |         guard command != .`init` else {
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
[445/467] Emitting module BenchmarkTool
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:43:17: warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 41 | typealias BenchmarkResults = [BenchmarkIdentifier: [BenchmarkResult]]
 42 |
 43 | fileprivate var failedBenchmarkRuns = 0
    |                 |- warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                 |- note: convert 'failedBenchmarkRuns' to a 'let' constant to make 'Sendable' shared state immutable
    |                 |- note: add '@MainActor' to make var 'failedBenchmarkRuns' part of global actor 'MainActor'
    |                 `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 44 |
 45 | @main
[446/469] Compiling BenchmarkTool BenchmarkTool+Operations.swift
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool+Operations.swift:89:17: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 87 |     mutating func postProcessBenchmarkResults() throws {
 88 |         // Turn on buffering again for output
 89 |         setvbuf(stdout, nil, _IOFBF, Int(BUFSIZ))
    |                 `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 90 |
 91 |         switch command {
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
[447/469] Compiling BenchmarkTool BenchmarkTool+PrettyPrinting.swift
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool+Operations.swift:89:17: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 87 |     mutating func postProcessBenchmarkResults() throws {
 88 |         // Turn on buffering again for output
 89 |         setvbuf(stdout, nil, _IOFBF, Int(BUFSIZ))
    |                 `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 90 |
 91 |         switch command {
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
[448/469] Compiling BenchmarkTool BenchmarkTool.swift
[449/469] Compiling BenchmarkTool FilePath+Additions.swift
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool+Operations.swift:89:17: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 87 |     mutating func postProcessBenchmarkResults() throws {
 88 |         // Turn on buffering again for output
 89 |         setvbuf(stdout, nil, _IOFBF, Int(BUFSIZ))
    |                 `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 90 |
 91 |         switch command {
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool+Operations.swift:89:17: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 87 |     mutating func postProcessBenchmarkResults() throws {
 88 |         // Turn on buffering again for output
 89 |         setvbuf(stdout, nil, _IOFBF, Int(BUFSIZ))
    |                 `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
 90 |
 91 |         switch command {
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:43:17: warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 41 | typealias BenchmarkResults = [BenchmarkIdentifier: [BenchmarkResult]]
 42 |
 43 | fileprivate var failedBenchmarkRuns = 0
    |                 |- warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                 |- note: convert 'failedBenchmarkRuns' to a 'let' constant to make 'Sendable' shared state immutable
    |                 |- note: add '@MainActor' to make var 'failedBenchmarkRuns' part of global actor 'MainActor'
    |                 `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 44 |
 45 | @main
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:218:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
216 |     mutating func run() async throws {
217 |         // Flush stdout so we see any failures clearly
218 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
219 |
220 |         guard command != .`init` else {
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:43:17: warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 41 | typealias BenchmarkResults = [BenchmarkIdentifier: [BenchmarkResult]]
 42 |
 43 | fileprivate var failedBenchmarkRuns = 0
    |                 |- warning: var 'failedBenchmarkRuns' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
    |                 |- note: convert 'failedBenchmarkRuns' to a 'let' constant to make 'Sendable' shared state immutable
    |                 |- note: add '@MainActor' to make var 'failedBenchmarkRuns' part of global actor 'MainActor'
    |                 `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 44 |
 45 | @main
/host/spi-builder-workspace/Plugins/BenchmarkTool/BenchmarkTool.swift:218:16: warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
216 |     mutating func run() async throws {
217 |         // Flush stdout so we see any failures clearly
218 |         setbuf(stdout, nil)
    |                `- warning: reference to var 'stdout' is not concurrency-safe because it involves shared mutable state; this is an error in the Swift 6 language mode
219 |
220 |         guard command != .`init` else {
/usr/include/stdio.h:144:14: note: var declared here
142 | /* Standard streams.  */
143 | extern FILE *stdin;		/* Standard input stream.  */
144 | extern FILE *stdout;		/* Standard output stream.  */
    |              `- note: var declared here
145 | extern FILE *stderr;		/* Standard error output stream.  */
146 | /* C89/C99 say they're macros.  Make them happy.  */
[463/470] Compiling BenchmarkTool FilePath+DirectoryView.swift
[464/470] Compiling BenchmarkTool String+Additions.swift
[464/471] Wrapping AST for BenchmarkTool for debugging
[465/471] Write Objects.LinkFileList
[467/471] Wrapping AST for BenchmarkTool for debugging
[468/471] Write Objects.LinkFileList
[469/471] Linking BenchmarkTool-tool
[470/471] Linking BenchmarkTool
Build complete! (111.59s)
Build complete.
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        "range" : [
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      "name" : "BenchmarkTool",
      "targets" : [
        "BenchmarkTool"
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      "name" : "BenchmarkHelpGenerator",
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      "name" : "BenchmarkBoilerplateGenerator",
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  "targets" : [
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      "c99name" : "SwiftRuntimeHooks",
      "module_type" : "ClangTarget",
      "name" : "SwiftRuntimeHooks",
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      "name" : "CLinuxOperatingSystemStats",
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      "product_memberships" : [
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      "c99name" : "CDarwinOperatingSystemStats",
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}
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Done.