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Build Information

Failed to build CombinePrintout with Swift 5.10 for macOS (SPM).

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.29.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/CombineCommunity/CombinePrintout.git
Reference: 0.2.0
Initialized empty Git repository in /Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/.git/
From https://github.com/CombineCommunity/CombinePrintout
 * tag               0.2.0      -> FETCH_HEAD
HEAD is now at 721fd79 readme update
Cloned https://github.com/CombineCommunity/CombinePrintout.git
Revision (git rev-parse @):
721fd799f083c57ca59f8658d874c854b2f97348
SUCCESS checkout https://github.com/CombineCommunity/CombinePrintout.git at 0.2.0
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             5.10
Building package at path:  $workDir
https://github.com/CombineCommunity/CombinePrintout.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.3.0-Beta.2.app xcrun swift build --arch arm64
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version--423B1241ED78D482.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module CombinePrintout
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:4:16: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  let wrapped: AnyCancellable
               ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:3:7: note: add @available attribute to enclosing class
class PrintCancellable: Cancellable {
      ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:7:19: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  init(_ wrapped: AnyCancellable, id: String? = nil) {
                  ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:7:3: note: add @available attribute to enclosing initializer
  init(_ wrapped: AnyCancellable, id: String? = nil) {
  ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:3:7: note: add @available attribute to enclosing class
class PrintCancellable: Cancellable {
      ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:54: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  public func printCancellable(id: String? = nil) -> AnyCancellable {
                                                     ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:15: note: add @available attribute to enclosing instance method
  public func printCancellable(id: String? = nil) -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:11: error: 'Cancellable' is only available in macOS 10.15 or newer
extension Cancellable {
          ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:45: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  public func printSink(id: String = "") -> AnyCancellable {
                                            ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:15: note: add @available attribute to enclosing instance method
  public func printSink(id: String = "") -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:11: error: 'Publisher' is only available in macOS 10.15 or newer
extension Publisher {
          ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
[4/4] Compiling CombinePrintout CombinePrintout.swift
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:4:16: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  let wrapped: AnyCancellable
               ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:3:7: note: add @available attribute to enclosing class
class PrintCancellable: Cancellable {
      ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:7:19: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  init(_ wrapped: AnyCancellable, id: String? = nil) {
                  ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:7:3: note: add @available attribute to enclosing initializer
  init(_ wrapped: AnyCancellable, id: String? = nil) {
  ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:3:7: note: add @available attribute to enclosing class
class PrintCancellable: Cancellable {
      ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:54: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  public func printCancellable(id: String? = nil) -> AnyCancellable {
                                                     ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:15: note: add @available attribute to enclosing instance method
  public func printCancellable(id: String? = nil) -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:11: error: 'Cancellable' is only available in macOS 10.15 or newer
extension Cancellable {
          ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:45: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  public func printSink(id: String = "") -> AnyCancellable {
                                            ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:15: note: add @available attribute to enclosing instance method
  public func printSink(id: String = "") -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:11: error: 'Publisher' is only available in macOS 10.15 or newer
extension Publisher {
          ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:28:12: error: 'AnyCancellable' is only available in macOS 10.15 or newer
    return AnyCancellable(PrintCancellable(AnyCancellable(self), id: id))
           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:28:12: note: add 'if #available' version check
    return AnyCancellable(PrintCancellable(AnyCancellable(self), id: id))
           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:15: note: add @available attribute to enclosing instance method
  public func printCancellable(id: String? = nil) -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:28:44: error: 'AnyCancellable' is only available in macOS 10.15 or newer
    return AnyCancellable(PrintCancellable(AnyCancellable(self), id: id))
                                           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:28:44: note: add 'if #available' version check
    return AnyCancellable(PrintCancellable(AnyCancellable(self), id: id))
                                           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:15: note: add @available attribute to enclosing instance method
  public func printCancellable(id: String? = nil) -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:37:12: error: 'sink(receiveCompletion:receiveValue:)' is only available in macOS 10.15 or newer
    return sink(receiveCompletion: { Swift.print("Sink: \($0) \(id)") },
           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:37:12: note: add 'if #available' version check
    return sink(receiveCompletion: { Swift.print("Sink: \($0) \(id)") },
           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:15: note: add @available attribute to enclosing instance method
  public func printSink(id: String = "") -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
error: fatalError
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version--423B1241ED78D482.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[2/3] Emitting module CombinePrintout
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:4:16: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  let wrapped: AnyCancellable
               ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:3:7: note: add @available attribute to enclosing class
class PrintCancellable: Cancellable {
      ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:7:19: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  init(_ wrapped: AnyCancellable, id: String? = nil) {
                  ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:7:3: note: add @available attribute to enclosing initializer
  init(_ wrapped: AnyCancellable, id: String? = nil) {
  ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:3:7: note: add @available attribute to enclosing class
class PrintCancellable: Cancellable {
      ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:54: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  public func printCancellable(id: String? = nil) -> AnyCancellable {
                                                     ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:15: note: add @available attribute to enclosing instance method
  public func printCancellable(id: String? = nil) -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:11: error: 'Cancellable' is only available in macOS 10.15 or newer
extension Cancellable {
          ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:45: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  public func printSink(id: String = "") -> AnyCancellable {
                                            ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:15: note: add @available attribute to enclosing instance method
  public func printSink(id: String = "") -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:11: error: 'Publisher' is only available in macOS 10.15 or newer
extension Publisher {
          ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
[3/3] Compiling CombinePrintout CombinePrintout.swift
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:4:16: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  let wrapped: AnyCancellable
               ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:3:7: note: add @available attribute to enclosing class
class PrintCancellable: Cancellable {
      ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:7:19: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  init(_ wrapped: AnyCancellable, id: String? = nil) {
                  ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:7:3: note: add @available attribute to enclosing initializer
  init(_ wrapped: AnyCancellable, id: String? = nil) {
  ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:3:7: note: add @available attribute to enclosing class
class PrintCancellable: Cancellable {
      ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:54: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  public func printCancellable(id: String? = nil) -> AnyCancellable {
                                                     ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:15: note: add @available attribute to enclosing instance method
  public func printCancellable(id: String? = nil) -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:11: error: 'Cancellable' is only available in macOS 10.15 or newer
extension Cancellable {
          ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:45: error: 'AnyCancellable' is only available in macOS 10.15 or newer
  public func printSink(id: String = "") -> AnyCancellable {
                                            ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:15: note: add @available attribute to enclosing instance method
  public func printSink(id: String = "") -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:11: error: 'Publisher' is only available in macOS 10.15 or newer
extension Publisher {
          ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:28:12: error: 'AnyCancellable' is only available in macOS 10.15 or newer
    return AnyCancellable(PrintCancellable(AnyCancellable(self), id: id))
           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:28:12: note: add 'if #available' version check
    return AnyCancellable(PrintCancellable(AnyCancellable(self), id: id))
           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:15: note: add @available attribute to enclosing instance method
  public func printCancellable(id: String? = nil) -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:28:44: error: 'AnyCancellable' is only available in macOS 10.15 or newer
    return AnyCancellable(PrintCancellable(AnyCancellable(self), id: id))
                                           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:28:44: note: add 'if #available' version check
    return AnyCancellable(PrintCancellable(AnyCancellable(self), id: id))
                                           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:27:15: note: add @available attribute to enclosing instance method
  public func printCancellable(id: String? = nil) -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:23:1: note: add @available attribute to enclosing extension
extension Cancellable {
^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:37:12: error: 'sink(receiveCompletion:receiveValue:)' is only available in macOS 10.15 or newer
    return sink(receiveCompletion: { Swift.print("Sink: \($0) \(id)") },
           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:37:12: note: add 'if #available' version check
    return sink(receiveCompletion: { Swift.print("Sink: \($0) \(id)") },
           ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:36:15: note: add @available attribute to enclosing instance method
  public func printSink(id: String = "") -> AnyCancellable {
              ^
/Users/builder/builds/UKfvDsi8u/0/finestructure/swiftpackageindex-builder/spi-builder-workspace/Sources/CombinePrintout/CombinePrintout.swift:32:1: note: add @available attribute to enclosing extension
extension Publisher {
^
error: fatalError
BUILD FAILURE 5.10 macosSpm

Build Machine: Mac 7