The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build AsyncMonitor, reference 0.3.1 (d622d3), with Swift 6.1 for Linux on 26 May 2025 05:23:54 UTC.

Build Command

bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.63.1
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/samsonjs/AsyncMonitor.git
Reference: 0.3.1
Initialized empty Git repository in /host/spi-builder-workspace/.git/
hint: Using 'master' as the name for the initial branch. This default branch name
hint: is subject to change. To configure the initial branch name to use in all
hint: of your new repositories, which will suppress this warning, call:
hint:
hint: 	git config --global init.defaultBranch <name>
hint:
hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
hint: 'development'. The just-created branch can be renamed via this command:
hint:
hint: 	git branch -m <name>
From https://github.com/samsonjs/AsyncMonitor
 * tag               0.3.1      -> FETCH_HEAD
HEAD is now at d622d32 Update Readme.md
Cloned https://github.com/samsonjs/AsyncMonitor.git
Revision (git rev-parse @):
d622d32134e6f4bfa5de3f0cd3a33a98a8154b7a
SUCCESS checkout https://github.com/samsonjs/AsyncMonitor.git at 0.3.1
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.1
Building package at path:  $PWD
https://github.com/samsonjs/AsyncMonitor.git
https://github.com/samsonjs/AsyncMonitor.git
WARNING: environment variable SUPPRESS_SWIFT_6_FLAGS is not set
{
  "dependencies" : [
  ],
  "manifest_display_name" : "AsyncMonitor",
  "name" : "AsyncMonitor",
  "path" : "/host/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "17.0"
    },
    {
      "name" : "macos",
      "version" : "14.0"
    }
  ],
  "products" : [
    {
      "name" : "AsyncMonitor",
      "targets" : [
        "AsyncMonitor"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "AsyncMonitorTests",
      "module_type" : "SwiftTarget",
      "name" : "AsyncMonitorTests",
      "path" : "Tests/AsyncMonitorTests",
      "sources" : [
        "AnyAsyncCancellableTests.swift",
        "AsyncCancellableTests.swift",
        "AsyncMonitorTests.swift",
        "AsyncSequence+Just.swift",
        "NSObject+AsyncKVOTests.swift",
        "ReadmeExamples.swift",
        "TestCancellable.swift"
      ],
      "target_dependencies" : [
        "AsyncMonitor"
      ],
      "type" : "test"
    },
    {
      "c99name" : "AsyncMonitor",
      "module_type" : "SwiftTarget",
      "name" : "AsyncMonitor",
      "path" : "Sources/AsyncMonitor",
      "product_memberships" : [
        "AsyncMonitor"
      ],
      "sources" : [
        "AnyAsyncCancellable.swift",
        "AsyncCancellable.swift",
        "AsyncMonitor.swift",
        "AsyncSequence+Extensions.swift",
        "NSObject+AsyncKVO.swift",
        "ValueLocker.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.0"
}
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu -Xswiftc -Xfrontend -Xswiftc -stats-output-dir -Xswiftc -Xfrontend -Xswiftc .stats 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:ba854000887cd0c27418c7bc304adc590345237c7003ebd31ba26cc8db085cf3
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/9] Compiling AsyncMonitor AsyncCancellable.swift
[4/9] Compiling AsyncMonitor AsyncMonitor.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[5/9] Compiling AsyncMonitor AnyAsyncCancellable.swift
[6/9] Emitting module AsyncMonitor
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:13:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
11 |     func values<Value: Sendable>(
12 |         for keyPath: KeyPath<Self, Value>,
13 |         options: NSKeyValueObservingOptions = []
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
14 |     ) -> AsyncStream<Value> {
15 |         let (stream, continuation) = AsyncStream<Value>.makeStream()
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:38:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
36 |     func monitorValues<Value: Sendable>(
37 |         for keyPath: KeyPath<Self, Value>,
38 |         options: NSKeyValueObservingOptions = [],
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
39 |         changeHandler: @escaping (Value) -> Void
40 |     ) -> any AsyncCancellable {
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:56:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
54 |     func monitorValues<Value: Sendable>(
55 |         for keyPath: KeyPath<Self, Value>,
56 |         options: NSKeyValueObservingOptions = [],
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
57 |         changeHandler: @escaping @Sendable (Value) -> Void
58 |     ) -> any AsyncCancellable {
[7/9] Compiling AsyncMonitor ValueLocker.swift
[8/9] Compiling AsyncMonitor AsyncSequence+Extensions.swift
[9/9] Compiling AsyncMonitor NSObject+AsyncKVO.swift
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:13:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
11 |     func values<Value: Sendable>(
12 |         for keyPath: KeyPath<Self, Value>,
13 |         options: NSKeyValueObservingOptions = []
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
14 |     ) -> AsyncStream<Value> {
15 |         let (stream, continuation) = AsyncStream<Value>.makeStream()
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:38:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
36 |     func monitorValues<Value: Sendable>(
37 |         for keyPath: KeyPath<Self, Value>,
38 |         options: NSKeyValueObservingOptions = [],
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
39 |         changeHandler: @escaping (Value) -> Void
40 |     ) -> any AsyncCancellable {
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:56:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
54 |     func monitorValues<Value: Sendable>(
55 |         for keyPath: KeyPath<Self, Value>,
56 |         options: NSKeyValueObservingOptions = [],
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
57 |         changeHandler: @escaping @Sendable (Value) -> Void
58 |     ) -> any AsyncCancellable {
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:16:20: error: cannot find type 'NSKeyValueObservation' in scope
14 |     ) -> AsyncStream<Value> {
15 |         let (stream, continuation) = AsyncStream<Value>.makeStream()
16 |         let token: NSKeyValueObservation? = self.observe(keyPath, options: options) { object, _ in
   |                    `- error: cannot find type 'NSKeyValueObservation' in scope
17 |             continuation.yield(object[keyPath: keyPath])
18 |         }
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-0":/host -w "$PWD" registry.gitlab.com/finestructure/spi-images:basic-6.1-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.1-latest: Pulling from finestructure/spi-images
Digest: sha256:ba854000887cd0c27418c7bc304adc590345237c7003ebd31ba26cc8db085cf3
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.1-latest
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-24593BA9C3E375BF.txt
[2/8] Compiling AsyncMonitor NSObject+AsyncKVO.swift
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:13:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
11 |     func values<Value: Sendable>(
12 |         for keyPath: KeyPath<Self, Value>,
13 |         options: NSKeyValueObservingOptions = []
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
14 |     ) -> AsyncStream<Value> {
15 |         let (stream, continuation) = AsyncStream<Value>.makeStream()
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:38:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
36 |     func monitorValues<Value: Sendable>(
37 |         for keyPath: KeyPath<Self, Value>,
38 |         options: NSKeyValueObservingOptions = [],
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
39 |         changeHandler: @escaping (Value) -> Void
40 |     ) -> any AsyncCancellable {
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:56:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
54 |     func monitorValues<Value: Sendable>(
55 |         for keyPath: KeyPath<Self, Value>,
56 |         options: NSKeyValueObservingOptions = [],
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
57 |         changeHandler: @escaping @Sendable (Value) -> Void
58 |     ) -> any AsyncCancellable {
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:16:20: error: cannot find type 'NSKeyValueObservation' in scope
14 |     ) -> AsyncStream<Value> {
15 |         let (stream, continuation) = AsyncStream<Value>.makeStream()
16 |         let token: NSKeyValueObservation? = self.observe(keyPath, options: options) { object, _ in
   |                    `- error: cannot find type 'NSKeyValueObservation' in scope
17 |             continuation.yield(object[keyPath: keyPath])
18 |         }
[3/8] Compiling AsyncMonitor ValueLocker.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/8] Emitting module AsyncMonitor
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:13:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
11 |     func values<Value: Sendable>(
12 |         for keyPath: KeyPath<Self, Value>,
13 |         options: NSKeyValueObservingOptions = []
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
14 |     ) -> AsyncStream<Value> {
15 |         let (stream, continuation) = AsyncStream<Value>.makeStream()
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:38:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
36 |     func monitorValues<Value: Sendable>(
37 |         for keyPath: KeyPath<Self, Value>,
38 |         options: NSKeyValueObservingOptions = [],
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
39 |         changeHandler: @escaping (Value) -> Void
40 |     ) -> any AsyncCancellable {
/host/spi-builder-workspace/Sources/AsyncMonitor/NSObject+AsyncKVO.swift:56:18: error: cannot find type 'NSKeyValueObservingOptions' in scope
54 |     func monitorValues<Value: Sendable>(
55 |         for keyPath: KeyPath<Self, Value>,
56 |         options: NSKeyValueObservingOptions = [],
   |                  `- error: cannot find type 'NSKeyValueObservingOptions' in scope
57 |         changeHandler: @escaping @Sendable (Value) -> Void
58 |     ) -> any AsyncCancellable {
[5/8] Compiling AsyncMonitor AsyncSequence+Extensions.swift
[6/8] Compiling AsyncMonitor AsyncCancellable.swift
[7/8] Compiling AsyncMonitor AnyAsyncCancellable.swift
[8/8] Compiling AsyncMonitor AsyncMonitor.swift
BUILD FAILURE 6.1 linux