Swift Package Index

Build Information

Failed to build STM, reference master (35b4b1), with Swift 6.1 for macOS (SPM) on 4 Sep 2026 12:09:04 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 5.0.2
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/lerboe/swift-stm.git
Reference: master
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/lerboe/swift-stm
 * branch            master     -> FETCH_HEAD
 * [new branch]      master     -> origin/master
HEAD is now at 35b4b13 Add performance test
Cloned https://github.com/lerboe/swift-stm.git
Revision (git rev-parse @):
35b4b13e6c018f64f46f6fdef4fcd496c38ad7ea
SUCCESS checkout https://github.com/lerboe/swift-stm.git at master
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.1
Building package at path:  $PWD
https://github.com/lerboe/swift-stm.git
https://github.com/lerboe/swift-stm.git
{
  "dependencies" : [
    {
      "identity" : "swift-atomics",
      "path" : "/Users/admin/builder/swift-atomics",
      "type" : "fileSystem"
    },
    {
      "identity" : "atomiclinkedlist",
      "path" : "/Users/admin/builder/AtomicLinkedList",
      "type" : "fileSystem"
    }
  ],
  "manifest_display_name" : "STM",
  "name" : "STM",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "STM",
      "targets" : [
        "STM"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "STMTests",
      "module_type" : "SwiftTarget",
      "name" : "STMTests",
      "path" : "Tests/STMTests",
      "sources" : [
        "Bank.swift",
        "DispatchBank.swift",
        "PerformanceTests.swift",
        "STMBank.swift",
        "STMTests.swift",
        "XCTestManifests.swift"
      ],
      "target_dependencies" : [
        "STM"
      ],
      "type" : "test"
    },
    {
      "c99name" : "STM",
      "module_type" : "SwiftTarget",
      "name" : "STM",
      "path" : "Sources/STM",
      "product_dependencies" : [
        "Atomics",
        "AtomicLinkedList"
      ],
      "product_memberships" : [
        "STM"
      ],
      "sources" : [
        "Atomic.swift",
        "BackoffIterator.swift",
        "Barrier.swift",
        "Identifiable.swift",
        "Reference.swift",
        "Signature.swift",
        "TType/Operators.swift",
        "TType/TNumeric.swift",
        "TType/TSequence.swift",
        "Thread.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "4.2"
}
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64 -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
error: the package at '/Users/admin/builder/swift-atomics' cannot be accessed (Error Domain=NSCocoaErrorDomain Code=260 "The folder “swift-atomics” doesn’t exist." UserInfo={NSUserStringVariant=(
    Folder
), NSFilePath=/Users/admin/builder/swift-atomics, NSURL=file:///Users/admin/builder/swift-atomics, NSUnderlyingError=0x600000545bc0 {Error Domain=NSOSStatusErrorDomain Code=-43 "fnfErr: File not found"}})
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
error: the package at '/Users/admin/builder/swift-atomics' cannot be accessed (Error Domain=NSCocoaErrorDomain Code=260 "The folder “swift-atomics” doesn’t exist." UserInfo={NSUserStringVariant=(
    Folder
), NSFilePath=/Users/admin/builder/swift-atomics, NSURL=file:///Users/admin/builder/swift-atomics, NSUnderlyingError=0x6000029201e0 {Error Domain=NSOSStatusErrorDomain Code=-43 "fnfErr: File not found"}})
BUILD FAILURE 6.1 macosSpm