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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

Failed to build UInt256, reference 0.2.2 (1a499a), with Swift 6.1 for Linux on 25 Apr 2025 20:49:28 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.61.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/hyugit/UInt256.git
Reference: 0.2.2
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/hyugit/UInt256
 * tag               0.2.2      -> FETCH_HEAD
HEAD is now at 1a499a1 minor changes
Cloned https://github.com/hyugit/UInt256.git
Revision (git rev-parse @):
1a499a1bf08afd10b9fcd0fd6d90b6dd9196be50
SUCCESS checkout https://github.com/hyugit/UInt256.git at 0.2.2
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/hyugit/UInt256.git
https://github.com/hyugit/UInt256.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "UInt256",
  "name" : "UInt256",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "UInt256",
      "targets" : [
        "UInt256"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "UInt256",
      "module_type" : "SwiftTarget",
      "name" : "UInt256",
      "path" : "Sources",
      "product_memberships" : [
        "UInt256"
      ],
      "sources" : [
        "FixedWidthInteger+LongDivision.swift",
        "UInt256+BarrettDivision.swift",
        "UInt256+BinaryInteger.swift",
        "UInt256+Comparable.swift",
        "UInt256+CustomStringConvertible.swift",
        "UInt256+Divide&Conquer.swift",
        "UInt256+Equatable.swift",
        "UInt256+ExpressibleByIntegerLiteral.swift",
        "UInt256+FixedWidthInteger.swift",
        "UInt256+Hashable.swift",
        "UInt256+Karatsuba.swift",
        "UInt256+Numeric.swift",
        "UInt256+UnsignedInteger.swift",
        "UInt256+arc4random.swift",
        "UInt256.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats -Xswiftc -strict-concurrency=complete -Xswiftc -enable-upcoming-feature -Xswiftc StrictConcurrency -Xswiftc -enable-upcoming-feature -Xswiftc DisableOutwardActorInference -Xswiftc -enable-upcoming-feature -Xswiftc GlobalActorIsolatedTypesUsability -Xswiftc -enable-upcoming-feature -Xswiftc InferSendableFromCaptures 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/17] Compiling UInt256 UInt256+Equatable.swift
[4/17] Compiling UInt256 UInt256+ExpressibleByIntegerLiteral.swift
[5/18] Compiling UInt256 UInt256+UnsignedInteger.swift
/host/spi-builder-workspace/Sources/UInt256+UnsignedInteger.swift:7:23: warning: static property 'max' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 5 | extension UInt256: UnsignedInteger {
 6 |
 7 |     public static var max = UInt256([UInt64.max, UInt64.max, UInt64.max, UInt64.max])
   |                       |- warning: static property 'max' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'max' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: add '@MainActor' to make static property 'max' part of global actor 'MainActor'
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 8 |     public static var min = UInt256([UInt64.min, UInt64.min, UInt64.min, UInt64.min])
 9 |
/host/spi-builder-workspace/Sources/UInt256+UnsignedInteger.swift:8:23: warning: static property 'min' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 6 |
 7 |     public static var max = UInt256([UInt64.max, UInt64.max, UInt64.max, UInt64.max])
 8 |     public static var min = UInt256([UInt64.min, UInt64.min, UInt64.min, UInt64.min])
   |                       |- warning: static property 'min' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'min' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: add '@MainActor' to make static property 'min' part of global actor 'MainActor'
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 9 |
10 |     public var magnitude: UInt256 {
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:33:27: error: cannot find 'arc4random' in scope
31 |     func generateRandom(within highBits: UInt32) -> UInt64 {
32 |         let high: UInt32 = arc4random_uniform(highBits)
33 |         let low: UInt32 = arc4random()
   |                           `- error: cannot find 'arc4random' in scope
34 |         let result: UInt64 = UInt64(high) << 32 + UInt64(low)
35 |         return result
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:66:24: error: cannot find 'arc4random' in scope
64 |
65 | func arc4random64() -> UInt64 {
66 |     let high: UInt32 = arc4random()
   |                        `- error: cannot find 'arc4random' in scope
67 |     let low: UInt32 = arc4random()
68 |     let result: UInt64 = UInt64(high) << 32 + UInt64(low)
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:67:23: error: cannot find 'arc4random' in scope
65 | func arc4random64() -> UInt64 {
66 |     let high: UInt32 = arc4random()
67 |     let low: UInt32 = arc4random()
   |                       `- error: cannot find 'arc4random' in scope
68 |     let result: UInt64 = UInt64(high) << 32 + UInt64(low)
69 |     return result
[6/18] Compiling UInt256 UInt256+arc4random.swift
/host/spi-builder-workspace/Sources/UInt256+UnsignedInteger.swift:7:23: warning: static property 'max' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 5 | extension UInt256: UnsignedInteger {
 6 |
 7 |     public static var max = UInt256([UInt64.max, UInt64.max, UInt64.max, UInt64.max])
   |                       |- warning: static property 'max' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'max' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: add '@MainActor' to make static property 'max' part of global actor 'MainActor'
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 8 |     public static var min = UInt256([UInt64.min, UInt64.min, UInt64.min, UInt64.min])
 9 |
/host/spi-builder-workspace/Sources/UInt256+UnsignedInteger.swift:8:23: warning: static property 'min' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 6 |
 7 |     public static var max = UInt256([UInt64.max, UInt64.max, UInt64.max, UInt64.max])
 8 |     public static var min = UInt256([UInt64.min, UInt64.min, UInt64.min, UInt64.min])
   |                       |- warning: static property 'min' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'min' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: add '@MainActor' to make static property 'min' part of global actor 'MainActor'
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 9 |
10 |     public var magnitude: UInt256 {
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:33:27: error: cannot find 'arc4random' in scope
31 |     func generateRandom(within highBits: UInt32) -> UInt64 {
32 |         let high: UInt32 = arc4random_uniform(highBits)
33 |         let low: UInt32 = arc4random()
   |                           `- error: cannot find 'arc4random' in scope
34 |         let result: UInt64 = UInt64(high) << 32 + UInt64(low)
35 |         return result
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:66:24: error: cannot find 'arc4random' in scope
64 |
65 | func arc4random64() -> UInt64 {
66 |     let high: UInt32 = arc4random()
   |                        `- error: cannot find 'arc4random' in scope
67 |     let low: UInt32 = arc4random()
68 |     let result: UInt64 = UInt64(high) << 32 + UInt64(low)
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:67:23: error: cannot find 'arc4random' in scope
65 | func arc4random64() -> UInt64 {
66 |     let high: UInt32 = arc4random()
67 |     let low: UInt32 = arc4random()
   |                       `- error: cannot find 'arc4random' in scope
68 |     let result: UInt64 = UInt64(high) << 32 + UInt64(low)
69 |     return result
[7/18] Compiling UInt256 UInt256.swift
[8/18] Compiling UInt256 UInt256+CustomStringConvertible.swift
[9/18] Compiling UInt256 UInt256+Divide&Conquer.swift
[10/18] Compiling UInt256 UInt256+BinaryInteger.swift
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:22:23: warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
 20 |     }
 21 |
 22 |     public static var bitWidth: Int {
    |                       |- warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
    |                       |- note: candidate operates on a type, not an instance as required
    |                       `- note: move 'bitWidth' to another extension to silence this warning
 23 |         return 256
 24 |     }
Swift.BinaryInteger.bitWidth:2:5: note: requirement 'bitWidth' declared here
1 | protocol BinaryInteger {
2 | var bitWidth: Int { get }}
  |     `- note: requirement 'bitWidth' declared here
3 |
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:45:12: warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
 43 |     }
 44 |
 45 |     public init?<T: BinaryInteger>(exactly source: T) {
    |            |- warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
    |            |- note: candidate has non-matching type '(exactly: T)'
    |            `- note: move 'init(exactly:)' to another extension to silence this warning
 46 |         if let uint64 = UInt64(exactly: source) {
 47 |             self.init(withUInt64: uint64)
Swift.BinaryInteger.init:2:1: note: requirement 'init(exactly:)' declared here
1 | protocol BinaryInteger {
2 | init?<T>(exactly source: T) where T : BinaryFloatingPoint}
  | `- note: requirement 'init(exactly:)' declared here
3 |
[11/18] Compiling UInt256 UInt256+Comparable.swift
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:22:23: warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
 20 |     }
 21 |
 22 |     public static var bitWidth: Int {
    |                       |- warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
    |                       |- note: candidate operates on a type, not an instance as required
    |                       `- note: move 'bitWidth' to another extension to silence this warning
 23 |         return 256
 24 |     }
Swift.BinaryInteger.bitWidth:2:5: note: requirement 'bitWidth' declared here
1 | protocol BinaryInteger {
2 | var bitWidth: Int { get }}
  |     `- note: requirement 'bitWidth' declared here
3 |
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:45:12: warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
 43 |     }
 44 |
 45 |     public init?<T: BinaryInteger>(exactly source: T) {
    |            |- warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
    |            |- note: candidate has non-matching type '(exactly: T)'
    |            `- note: move 'init(exactly:)' to another extension to silence this warning
 46 |         if let uint64 = UInt64(exactly: source) {
 47 |             self.init(withUInt64: uint64)
Swift.BinaryInteger.init:2:1: note: requirement 'init(exactly:)' declared here
1 | protocol BinaryInteger {
2 | init?<T>(exactly source: T) where T : BinaryFloatingPoint}
  | `- note: requirement 'init(exactly:)' declared here
3 |
[12/18] Compiling UInt256 UInt256+Karatsuba.swift
[13/18] Compiling UInt256 UInt256+Numeric.swift
[14/18] Emitting module UInt256
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:22:23: warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
 20 |     }
 21 |
 22 |     public static var bitWidth: Int {
    |                       |- warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
    |                       |- note: candidate operates on a type, not an instance as required
    |                       `- note: move 'bitWidth' to another extension to silence this warning
 23 |         return 256
 24 |     }
Swift.BinaryInteger.bitWidth:2:5: note: requirement 'bitWidth' declared here
1 | protocol BinaryInteger {
2 | var bitWidth: Int { get }}
  |     `- note: requirement 'bitWidth' declared here
3 |
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:45:12: warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
 43 |     }
 44 |
 45 |     public init?<T: BinaryInteger>(exactly source: T) {
    |            |- warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
    |            |- note: candidate has non-matching type '(exactly: T)'
    |            `- note: move 'init(exactly:)' to another extension to silence this warning
 46 |         if let uint64 = UInt64(exactly: source) {
 47 |             self.init(withUInt64: uint64)
Swift.BinaryInteger.init:2:1: note: requirement 'init(exactly:)' declared here
1 | protocol BinaryInteger {
2 | init?<T>(exactly source: T) where T : BinaryFloatingPoint}
  | `- note: requirement 'init(exactly:)' declared here
3 |
/host/spi-builder-workspace/Sources/UInt256+Hashable.swift:4:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
2 |
3 | extension UInt256: Hashable {
4 |     public var hashValue: Int {
  |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
5 |         return toHexString().hashValue
6 |     }
/host/spi-builder-workspace/Sources/UInt256+UnsignedInteger.swift:7:23: warning: static property 'max' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 5 | extension UInt256: UnsignedInteger {
 6 |
 7 |     public static var max = UInt256([UInt64.max, UInt64.max, UInt64.max, UInt64.max])
   |                       |- warning: static property 'max' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'max' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: add '@MainActor' to make static property 'max' part of global actor 'MainActor'
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 8 |     public static var min = UInt256([UInt64.min, UInt64.min, UInt64.min, UInt64.min])
 9 |
/host/spi-builder-workspace/Sources/UInt256+UnsignedInteger.swift:8:23: warning: static property 'min' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
 6 |
 7 |     public static var max = UInt256([UInt64.max, UInt64.max, UInt64.max, UInt64.max])
 8 |     public static var min = UInt256([UInt64.min, UInt64.min, UInt64.min, UInt64.min])
   |                       |- warning: static property 'min' is not concurrency-safe because it is nonisolated global shared mutable state; this is an error in the Swift 6 language mode
   |                       |- note: convert 'min' to a 'let' constant to make 'Sendable' shared state immutable
   |                       |- note: add '@MainActor' to make static property 'min' part of global actor 'MainActor'
   |                       `- note: disable concurrency-safety checks if accesses are protected by an external synchronization mechanism
 9 |
10 |     public var magnitude: UInt256 {
[15/18] Compiling UInt256 FixedWidthInteger+LongDivision.swift
[16/18] Compiling UInt256 UInt256+BarrettDivision.swift
[17/18] Compiling UInt256 UInt256+FixedWidthInteger.swift
/host/spi-builder-workspace/Sources/UInt256+Hashable.swift:4:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
2 |
3 | extension UInt256: Hashable {
4 |     public var hashValue: Int {
  |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
5 |         return toHexString().hashValue
6 |     }
[18/18] Compiling UInt256 UInt256+Hashable.swift
/host/spi-builder-workspace/Sources/UInt256+Hashable.swift:4:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
2 |
3 | extension UInt256: Hashable {
4 |     public var hashValue: Int {
  |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
5 |         return toHexString().hashValue
6 |     }
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-1":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:3bdcac04179f4ed3e5b8e9dbd6e74bbf5ebc0f4fde48bbaad7d1e5c757e65bcb
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/16] Compiling UInt256 UInt256+Equatable.swift
[3/16] Compiling UInt256 UInt256+ExpressibleByIntegerLiteral.swift
[4/16] Compiling UInt256 UInt256+Karatsuba.swift
[5/16] Compiling UInt256 UInt256+Numeric.swift
[6/16] Compiling UInt256 UInt256+FixedWidthInteger.swift
/host/spi-builder-workspace/Sources/UInt256+Hashable.swift:4:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
2 |
3 | extension UInt256: Hashable {
4 |     public var hashValue: Int {
  |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
5 |         return toHexString().hashValue
6 |     }
[7/16] Compiling UInt256 UInt256+Hashable.swift
/host/spi-builder-workspace/Sources/UInt256+Hashable.swift:4:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
2 |
3 | extension UInt256: Hashable {
4 |     public var hashValue: Int {
  |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
5 |         return toHexString().hashValue
6 |     }
[8/16] Compiling UInt256 UInt256+CustomStringConvertible.swift
[9/16] Compiling UInt256 UInt256+Divide&Conquer.swift
[10/17] Emitting module UInt256
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:22:23: warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
 20 |     }
 21 |
 22 |     public static var bitWidth: Int {
    |                       |- warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
    |                       |- note: candidate operates on a type, not an instance as required
    |                       `- note: move 'bitWidth' to another extension to silence this warning
 23 |         return 256
 24 |     }
Swift.BinaryInteger.bitWidth:2:5: note: requirement 'bitWidth' declared here
1 | protocol BinaryInteger {
2 | var bitWidth: Int { get }}
  |     `- note: requirement 'bitWidth' declared here
3 |
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:45:12: warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
 43 |     }
 44 |
 45 |     public init?<T: BinaryInteger>(exactly source: T) {
    |            |- warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
    |            |- note: candidate has non-matching type '(exactly: T)'
    |            `- note: move 'init(exactly:)' to another extension to silence this warning
 46 |         if let uint64 = UInt64(exactly: source) {
 47 |             self.init(withUInt64: uint64)
Swift.BinaryInteger.init:2:1: note: requirement 'init(exactly:)' declared here
1 | protocol BinaryInteger {
2 | init?<T>(exactly source: T) where T : BinaryFloatingPoint}
  | `- note: requirement 'init(exactly:)' declared here
3 |
/host/spi-builder-workspace/Sources/UInt256+Hashable.swift:4:16: warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
2 |
3 | extension UInt256: Hashable {
4 |     public var hashValue: Int {
  |                `- warning: 'Hashable.hashValue' is deprecated as a protocol requirement; conform type 'UInt256' to 'Hashable' by implementing 'hash(into:)' instead
5 |         return toHexString().hashValue
6 |     }
[11/17] Compiling UInt256 UInt256+BinaryInteger.swift
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:22:23: warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
 20 |     }
 21 |
 22 |     public static var bitWidth: Int {
    |                       |- warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
    |                       |- note: candidate operates on a type, not an instance as required
    |                       `- note: move 'bitWidth' to another extension to silence this warning
 23 |         return 256
 24 |     }
Swift.BinaryInteger.bitWidth:2:5: note: requirement 'bitWidth' declared here
1 | protocol BinaryInteger {
2 | var bitWidth: Int { get }}
  |     `- note: requirement 'bitWidth' declared here
3 |
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:45:12: warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
 43 |     }
 44 |
 45 |     public init?<T: BinaryInteger>(exactly source: T) {
    |            |- warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
    |            |- note: candidate has non-matching type '(exactly: T)'
    |            `- note: move 'init(exactly:)' to another extension to silence this warning
 46 |         if let uint64 = UInt64(exactly: source) {
 47 |             self.init(withUInt64: uint64)
Swift.BinaryInteger.init:2:1: note: requirement 'init(exactly:)' declared here
1 | protocol BinaryInteger {
2 | init?<T>(exactly source: T) where T : BinaryFloatingPoint}
  | `- note: requirement 'init(exactly:)' declared here
3 |
[12/17] Compiling UInt256 UInt256+Comparable.swift
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:22:23: warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
 20 |     }
 21 |
 22 |     public static var bitWidth: Int {
    |                       |- warning: static property 'bitWidth' nearly matches defaulted requirement 'bitWidth' of protocol 'BinaryInteger'
    |                       |- note: candidate operates on a type, not an instance as required
    |                       `- note: move 'bitWidth' to another extension to silence this warning
 23 |         return 256
 24 |     }
Swift.BinaryInteger.bitWidth:2:5: note: requirement 'bitWidth' declared here
1 | protocol BinaryInteger {
2 | var bitWidth: Int { get }}
  |     `- note: requirement 'bitWidth' declared here
3 |
/host/spi-builder-workspace/Sources/UInt256+BinaryInteger.swift:45:12: warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
 43 |     }
 44 |
 45 |     public init?<T: BinaryInteger>(exactly source: T) {
    |            |- warning: initializer 'init(exactly:)' nearly matches defaulted requirement 'init(exactly:)' of protocol 'BinaryInteger'
    |            |- note: candidate has non-matching type '(exactly: T)'
    |            `- note: move 'init(exactly:)' to another extension to silence this warning
 46 |         if let uint64 = UInt64(exactly: source) {
 47 |             self.init(withUInt64: uint64)
Swift.BinaryInteger.init:2:1: note: requirement 'init(exactly:)' declared here
1 | protocol BinaryInteger {
2 | init?<T>(exactly source: T) where T : BinaryFloatingPoint}
  | `- note: requirement 'init(exactly:)' declared here
3 |
[13/17] Compiling UInt256 FixedWidthInteger+LongDivision.swift
[14/17] Compiling UInt256 UInt256+BarrettDivision.swift
[15/17] Compiling UInt256 UInt256.swift
[16/17] Compiling UInt256 UInt256+UnsignedInteger.swift
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:33:27: error: cannot find 'arc4random' in scope
31 |     func generateRandom(within highBits: UInt32) -> UInt64 {
32 |         let high: UInt32 = arc4random_uniform(highBits)
33 |         let low: UInt32 = arc4random()
   |                           `- error: cannot find 'arc4random' in scope
34 |         let result: UInt64 = UInt64(high) << 32 + UInt64(low)
35 |         return result
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:66:24: error: cannot find 'arc4random' in scope
64 |
65 | func arc4random64() -> UInt64 {
66 |     let high: UInt32 = arc4random()
   |                        `- error: cannot find 'arc4random' in scope
67 |     let low: UInt32 = arc4random()
68 |     let result: UInt64 = UInt64(high) << 32 + UInt64(low)
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:67:23: error: cannot find 'arc4random' in scope
65 | func arc4random64() -> UInt64 {
66 |     let high: UInt32 = arc4random()
67 |     let low: UInt32 = arc4random()
   |                       `- error: cannot find 'arc4random' in scope
68 |     let result: UInt64 = UInt64(high) << 32 + UInt64(low)
69 |     return result
[17/17] Compiling UInt256 UInt256+arc4random.swift
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:33:27: error: cannot find 'arc4random' in scope
31 |     func generateRandom(within highBits: UInt32) -> UInt64 {
32 |         let high: UInt32 = arc4random_uniform(highBits)
33 |         let low: UInt32 = arc4random()
   |                           `- error: cannot find 'arc4random' in scope
34 |         let result: UInt64 = UInt64(high) << 32 + UInt64(low)
35 |         return result
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:66:24: error: cannot find 'arc4random' in scope
64 |
65 | func arc4random64() -> UInt64 {
66 |     let high: UInt32 = arc4random()
   |                        `- error: cannot find 'arc4random' in scope
67 |     let low: UInt32 = arc4random()
68 |     let result: UInt64 = UInt64(high) << 32 + UInt64(low)
/host/spi-builder-workspace/Sources/UInt256+arc4random.swift:67:23: error: cannot find 'arc4random' in scope
65 | func arc4random64() -> UInt64 {
66 |     let high: UInt32 = arc4random()
67 |     let low: UInt32 = arc4random()
   |                       `- error: cannot find 'arc4random' in scope
68 |     let result: UInt64 = UInt64(high) << 32 + UInt64(low)
69 |     return result
BUILD FAILURE 6.1 linux