Swift Package Index

Build Information

Failed to build Alpaca, reference main (af1830), with Swift 6.3 for macOS (SPM) on 11 Apr 2026 17:53:23 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/AndrewBarba/alpaca-swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/AndrewBarba/alpaca-swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at af18301 Configure timeout interval on alpaca client
Cloned https://github.com/AndrewBarba/alpaca-swift.git
Revision (git rev-parse @):
af1830136d2636c7e67eaac3f67d89b263afdfa6
SUCCESS checkout https://github.com/AndrewBarba/alpaca-swift.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",
  "traits": [
    "default"
  ],
  "dependencies": [
    {
      "identity": "alpaca-swift",
      "name": "Alpaca",
      "url": "https://github.com/AndrewBarba/alpaca-swift.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/alpaca-swift",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/AndrewBarba/alpaca-swift.git
[1/1260] Fetching alpaca-swift
Fetched https://github.com/AndrewBarba/alpaca-swift.git from cache (0.84s)
Creating working copy for https://github.com/AndrewBarba/alpaca-swift.git
Working copy of https://github.com/AndrewBarba/alpaca-swift.git resolved at main (af18301)
warning: '.resolve-product-dependencies': dependency 'alpaca-swift' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/AndrewBarba/alpaca-swift.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--6988338F2F200930.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/18] Emitting module Alpaca
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[4/18] Compiling Alpaca Environment.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[5/18] Compiling Alpaca AlpacaDataClient.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[6/18] Compiling Alpaca Common.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[7/18] Compiling Alpaca AlpacaClient+Assets.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[8/18] Compiling Alpaca AlpacaClient+Calendar.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[9/18] Compiling Alpaca AlpacaClient+Watchlists.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[10/18] Compiling Alpaca AlpacaClient.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[11/18] Compiling Alpaca AlpacaClientProtocol.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[12/18] Compiling Alpaca AlpacaDataClient+Bars.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[13/18] Compiling Alpaca AlpacaClient+PortfolioHistory.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[14/18] Compiling Alpaca AlpacaClient+Positions.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[15/18] Compiling Alpaca AlpacaClient+Account.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[16/18] Compiling Alpaca AlpacaClient+AccountConfigurations.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[17/18] Compiling Alpaca AlpacaClient+Clock.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[18/18] Compiling Alpaca AlpacaClient+Orders.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
[19/19] Compiling Alpaca Utils.swift
<unknown>:0: error: invalid value '5.5' in '-swift-version 5.5'
<unknown>:0: note: valid arguments to '-swift-version' are '4', '4.2', '5', '6'
BUILD FAILURE 6.3 macosSpm