Swift Package Index

Build Information

Failed to build StockFishKit_iOS, reference main (de7bb4), with Swift 6.2 for macOS (SPM) on 21 Mar 2026 01:03:44 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.69.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/SoumitSaha/StockFishKit_iOS.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/SoumitSaha/StockFishKit_iOS
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at de7bb4f total core / 1.5 thread to gain more speed
Cloned https://github.com/SoumitSaha/StockFishKit_iOS.git
Revision (git rev-parse @):
de7bb4f4615b7faf775be148e7a28c8b5e87011a
SUCCESS checkout https://github.com/SoumitSaha/StockFishKit_iOS.git at main
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "dependencies": [
    {
      "identity": "stockfishkit_ios",
      "name": "StockFishKit_iOS",
      "url": "https://github.com/SoumitSaha/StockFishKit_iOS.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/StockFishKit_iOS",
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/SoumitSaha/StockFishKit_iOS.git
[1/125] Fetching stockfishkit_ios
Fetched https://github.com/SoumitSaha/StockFishKit_iOS.git from cache (2.71s)
Creating working copy for https://github.com/SoumitSaha/StockFishKit_iOS.git
Working copy of https://github.com/SoumitSaha/StockFishKit_iOS.git resolved at main (de7bb4f)
warning: '.resolve-product-dependencies': dependency 'stockfishkit_ios' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/SoumitSaha/StockFishKit_iOS.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0.app xcrun swift build --arch arm64
Building for debugging...
[0/28] Compiling half_ka_v2_hm.cpp
[1/28] Compiling movegen.cpp
[1/28] Compiling movepick.cpp
[1/28] Compiling memory.cpp
[1/28] Copying nn-9a0cc2a62c52.nnue
[1/28] Compiling nnue_accumulator.cpp
[1/28] Copying nn-47fc8b7fff06.nnue
[1/28] Write sources
[1/28] Compiling misc.cpp
[9/28] Write swift-version-49B95AFC49DCD68C.txt
[10/28] Compiling full_threats.cpp
[10/28] Compiling network.cpp
[12/28] Compiling evaluate.cpp
[13/28] Compiling tune.cpp
[14/28] Compiling engine.cpp
[15/28] Compiling ucioption.cpp
[16/28] Compiling tt.cpp
[17/28] Compiling timeman.cpp
[18/28] Compiling StockfishWrapper.cpp
[19/28] Compiling uci.cpp
[20/28] Compiling thread.cpp
[21/28] Compiling bitboard.cpp
[22/28] Compiling tbprobe.cpp
[23/28] Compiling score.cpp
[24/28] Compiling nnue_misc.cpp
[25/28] Compiling search.cpp
[26/28] Compiling position.cpp
[27/28] Compiling benchmark.cpp
[29/32] Emitting module StockFishKit_iOS
[30/32] Compiling StockFishKit_iOS StockFish_iOSDelegate.swift
[31/32] Compiling StockFishKit_iOS resource_bundle_accessor.swift
[32/32] Compiling StockFishKit_iOS StockFish_iOS.swift
/Users/admin/builder/spi-builder-workspace/Sources/StockFishKit_iOS/StockFish_iOS.swift:41:13: error: 'Task' is only available in macOS 10.15 or newer
 10 |
 11 | @MainActor
 12 | public final class StockFish_iOS: StockFish_iOSManaging {
    |                    `- note: add '@available' attribute to enclosing class
 13 |
 14 |     // MARK: - Singleton
    :
 31 |     // MARK: - Public API
 32 |
 33 |     public func initEngine() {
    |                 `- note: add '@available' attribute to enclosing instance method
 34 |         print(">>> initEngine called")
 35 |         stockfish_set_output_callback { cString in
    :
 39 |             print(">>> RAW ENGINE OUTPUT: \(message)")
 40 |
 41 |             Task { @MainActor in
    |             |- error: 'Task' is only available in macOS 10.15 or newer
    |             `- note: add 'if #available' version check
 42 |                 let manager = StockFish_iOS.shared
 43 |                 if message == "readyok" {
/Users/admin/builder/spi-builder-workspace/Sources/StockFishKit_iOS/StockFish_iOS.swift:41:13: error: 'init(name:priority:operation:)' is only available in macOS 10.15 or newer
 10 |
 11 | @MainActor
 12 | public final class StockFish_iOS: StockFish_iOSManaging {
    |                    `- note: add '@available' attribute to enclosing class
 13 |
 14 |     // MARK: - Singleton
    :
 31 |     // MARK: - Public API
 32 |
 33 |     public func initEngine() {
    |                 `- note: add '@available' attribute to enclosing instance method
 34 |         print(">>> initEngine called")
 35 |         stockfish_set_output_callback { cString in
    :
 39 |             print(">>> RAW ENGINE OUTPUT: \(message)")
 40 |
 41 |             Task { @MainActor in
    |             |- error: 'init(name:priority:operation:)' is only available in macOS 10.15 or newer
    |             `- note: add 'if #available' version check
 42 |                 let manager = StockFish_iOS.shared
 43 |                 if message == "readyok" {
BUILD FAILURE 6.2 macosSpm