Swift Package Index

Build Information

Successful build of CatPrint, reference main (8901ba), with Swift 6.3 for macOS (SPM) on 23 Apr 2026 07:49:39 UTC.

Swift 6 data race errors: 0

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/Benzoate/CatPrint.swift.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/Benzoate/CatPrint.swift
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 8901ba6 Add optional setting for using run length encoding
Cloned https://github.com/Benzoate/CatPrint.swift.git
Revision (git rev-parse @):
8901ba6dbd620f4c004231ee98604c7c2a42b16e
SUCCESS checkout https://github.com/Benzoate/CatPrint.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": "catprint.swift",
      "name": "CatPrint",
      "url": "https://github.com/Benzoate/CatPrint.swift.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/CatPrint.swift",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/Benzoate/CatPrint.swift.git
[1/54] Fetching catprint.swift
Fetched https://github.com/Benzoate/CatPrint.swift.git from cache (0.63s)
Creating working copy for https://github.com/Benzoate/CatPrint.swift.git
Working copy of https://github.com/Benzoate/CatPrint.swift.git resolved at main (8901ba6)
warning: '.resolve-product-dependencies': dependency 'catprint.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/Benzoate/CatPrint.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
[3/12] Compiling CatPrint CatPrinterError.swift
[4/12] Compiling CatPrint CatPrinter+Settings.swift
[5/12] Compiling CatPrint CatPrinter+Printer.swift
[6/12] Compiling CatPrint CatPrinter+ImageProcessingOption.swift
[7/12] Compiling CatPrint CatPrinter+BluetoothInfo.swift
/Users/admin/builder/spi-builder-workspace/Sources/Models/CatPrinter+BluetoothInfo.swift:2:22: warning: using '@_implementationOnly' without enabling library evolution for 'CatPrint' may lead to instability during execution [#ImplementationOnlyDeprecated]
 1 | import Foundation
 2 | @_implementationOnly import CoreBluetooth
   |                      `- warning: using '@_implementationOnly' without enabling library evolution for 'CatPrint' may lead to instability during execution [#ImplementationOnlyDeprecated]
 3 |
 4 | extension CatPrinter {
[#ImplementationOnlyDeprecated]: <https://docs.swift.org/compiler/documentation/diagnostics/implementation-only-deprecated>
[8/12] Compiling CatPrint PrinterCommands.swift
[9/12] Compiling CatPrint PrinterImageData.swift
[10/12] Compiling CatPrint Image+Grayscale.swift
[11/12] Emitting module CatPrint
/Users/admin/builder/spi-builder-workspace/Sources/CatPrinter.swift:2:22: warning: using '@_implementationOnly' without enabling library evolution for 'CatPrint' may lead to instability during execution [#ImplementationOnlyDeprecated]
  1 | import Foundation
  2 | @_implementationOnly import CoreBluetooth
    |                      `- warning: using '@_implementationOnly' without enabling library evolution for 'CatPrint' may lead to instability during execution [#ImplementationOnlyDeprecated]
  3 | import Combine
  4 | import CoreGraphics
/Users/admin/builder/spi-builder-workspace/Sources/Models/CatPrinter+BluetoothInfo.swift:2:22: warning: using '@_implementationOnly' without enabling library evolution for 'CatPrint' may lead to instability during execution [#ImplementationOnlyDeprecated]
 1 | import Foundation
 2 | @_implementationOnly import CoreBluetooth
   |                      `- warning: using '@_implementationOnly' without enabling library evolution for 'CatPrint' may lead to instability during execution [#ImplementationOnlyDeprecated]
 3 |
 4 | extension CatPrinter {
/Users/admin/builder/spi-builder-workspace/Sources/CatPrinter.swift:28:14: warning: actor-isolated property 'settings' can not be mutated from the main actor; this is an error in the Swift 6 language mode
  8 |     @Published private(set) public var availablePrinters: Set<Printer> = []
  9 |
 10 |     let settings: Settings
    |         `- note: mutation of this property is only permitted within the actor
 11 |
 12 |     private let centralManager: CBCentralManager = .init()
    :
 26 |         settings: Settings = .default
 27 |     ) {
 28 |         self.settings = settings
    |              `- warning: actor-isolated property 'settings' can not be mutated from the main actor; this is an error in the Swift 6 language mode
 29 |         centralManager.delegate = managerProxy
 30 |         Task {
/Users/admin/builder/spi-builder-workspace/Sources/CatPrinter.swift:29:9: warning: actor-isolated property 'centralManager' can not be referenced from the main actor; this is an error in the Swift 6 language mode
 10 |     let settings: Settings
 11 |
 12 |     private let centralManager: CBCentralManager = .init()
    |                 `- note: property declared here
 13 |     private let managerProxy = CentralManagerProxy()
 14 |     private let peripheralProxy = PeripheralProxy()
    :
 27 |     ) {
 28 |         self.settings = settings
 29 |         centralManager.delegate = managerProxy
    |         `- warning: actor-isolated property 'centralManager' can not be referenced from the main actor; this is an error in the Swift 6 language mode
 30 |         Task {
 31 |             await setupObservers()
/Users/admin/builder/spi-builder-workspace/Sources/CatPrinter.swift:29:35: warning: actor-isolated property 'managerProxy' can not be referenced from the main actor; this is an error in the Swift 6 language mode
 11 |
 12 |     private let centralManager: CBCentralManager = .init()
 13 |     private let managerProxy = CentralManagerProxy()
    |                 `- note: property declared here
 14 |     private let peripheralProxy = PeripheralProxy()
 15 |     private let logger = Logger(subsystem: Bundle.main.bundleIdentifier!, category: "CatPrinter")
    :
 27 |     ) {
 28 |         self.settings = settings
 29 |         centralManager.delegate = managerProxy
    |                                   `- warning: actor-isolated property 'managerProxy' can not be referenced from the main actor; this is an error in the Swift 6 language mode
 30 |         Task {
 31 |             await setupObservers()
[#ImplementationOnlyDeprecated]: <https://docs.swift.org/compiler/documentation/diagnostics/implementation-only-deprecated>
[12/12] Compiling CatPrint CatPrinter.swift
/Users/admin/builder/spi-builder-workspace/Sources/CatPrinter.swift:2:22: warning: using '@_implementationOnly' without enabling library evolution for 'CatPrint' may lead to instability during execution [#ImplementationOnlyDeprecated]
  1 | import Foundation
  2 | @_implementationOnly import CoreBluetooth
    |                      `- warning: using '@_implementationOnly' without enabling library evolution for 'CatPrint' may lead to instability during execution [#ImplementationOnlyDeprecated]
  3 | import Combine
  4 | import CoreGraphics
/Users/admin/builder/spi-builder-workspace/Sources/CatPrinter.swift:28:14: warning: actor-isolated property 'settings' can not be mutated from the main actor; this is an error in the Swift 6 language mode
  8 |     @Published private(set) public var availablePrinters: Set<Printer> = []
  9 |
 10 |     let settings: Settings
    |         `- note: mutation of this property is only permitted within the actor
 11 |
 12 |     private let centralManager: CBCentralManager = .init()
    :
 26 |         settings: Settings = .default
 27 |     ) {
 28 |         self.settings = settings
    |              `- warning: actor-isolated property 'settings' can not be mutated from the main actor; this is an error in the Swift 6 language mode
 29 |         centralManager.delegate = managerProxy
 30 |         Task {
/Users/admin/builder/spi-builder-workspace/Sources/CatPrinter.swift:29:9: warning: actor-isolated property 'centralManager' can not be referenced from the main actor; this is an error in the Swift 6 language mode
 10 |     let settings: Settings
 11 |
 12 |     private let centralManager: CBCentralManager = .init()
    |                 `- note: property declared here
 13 |     private let managerProxy = CentralManagerProxy()
 14 |     private let peripheralProxy = PeripheralProxy()
    :
 27 |     ) {
 28 |         self.settings = settings
 29 |         centralManager.delegate = managerProxy
    |         `- warning: actor-isolated property 'centralManager' can not be referenced from the main actor; this is an error in the Swift 6 language mode
 30 |         Task {
 31 |             await setupObservers()
/Users/admin/builder/spi-builder-workspace/Sources/CatPrinter.swift:29:35: warning: actor-isolated property 'managerProxy' can not be referenced from the main actor; this is an error in the Swift 6 language mode
 11 |
 12 |     private let centralManager: CBCentralManager = .init()
 13 |     private let managerProxy = CentralManagerProxy()
    |                 `- note: property declared here
 14 |     private let peripheralProxy = PeripheralProxy()
 15 |     private let logger = Logger(subsystem: Bundle.main.bundleIdentifier!, category: "CatPrinter")
    :
 27 |     ) {
 28 |         self.settings = settings
 29 |         centralManager.delegate = managerProxy
    |                                   `- warning: actor-isolated property 'managerProxy' can not be referenced from the main actor; this is an error in the Swift 6 language mode
 30 |         Task {
 31 |             await setupObservers()
[#ImplementationOnlyDeprecated]: <https://docs.swift.org/compiler/documentation/diagnostics/implementation-only-deprecated>
Build complete! (6.29s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "CatPrint",
  "name" : "CatPrint",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "16.0"
    },
    {
      "name" : "macos",
      "version" : "13.0"
    },
    {
      "name" : "tvos",
      "version" : "16.0"
    }
  ],
  "products" : [
    {
      "name" : "CatPrint",
      "targets" : [
        "CatPrint"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "swift_languages_versions" : [
    "5"
  ],
  "targets" : [
    {
      "c99name" : "CatPrint",
      "module_type" : "SwiftTarget",
      "name" : "CatPrint",
      "path" : "Sources",
      "product_memberships" : [
        "CatPrint"
      ],
      "sources" : [
        "CatPrinter.swift",
        "Extensions/Image+Grayscale.swift",
        "Models/CatPrinter+BluetoothInfo.swift",
        "Models/CatPrinter+ImageProcessingOption.swift",
        "Models/CatPrinter+Printer.swift",
        "Models/CatPrinter+Settings.swift",
        "Models/CatPrinterError.swift",
        "Models/PrinterImageData.swift",
        "PrinterCommands.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Done.