Swift Package IndexBuild Information
Failed to build LightweightObservable, reference main (a54bfd), with Swift 6.1 for macOS (SPM) on 27 Apr 2025 04:33:08 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64Build Log
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RunAll
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Builder version: 4.61.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/fxm90/LightweightObservable.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/fxm90/LightweightObservable
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at a54bfdc Refactor CI setup (#10)
Cloned https://github.com/fxm90/LightweightObservable.git
Revision (git rev-parse @):
a54bfdcffe8aca708f78cc7fea222ed593d7abd3
SUCCESS checkout https://github.com/fxm90/LightweightObservable.git at main
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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",
"dependencies": [
{
"identity": "lightweightobservable",
"name": "LightweightObservable",
"url": "https://github.com/fxm90/LightweightObservable.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/LightweightObservable",
"dependencies": [
]
}
]
}
Fetching https://github.com/fxm90/LightweightObservable.git
[1/1967] Fetching lightweightobservable
Fetched https://github.com/fxm90/LightweightObservable.git from cache (4.21s)
Creating working copy for https://github.com/fxm90/LightweightObservable.git
Working copy of https://github.com/fxm90/LightweightObservable.git resolved at main (a54bfdc)
warning: '.resolve-product-dependencies': dependency 'lightweightobservable' is not used by any target
Found 0 product dependencies
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Build
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Selected platform: macosSpm
Swift version: 6.1
Building package at path: $PWD
https://github.com/fxm90/LightweightObservable.git
https://github.com/fxm90/LightweightObservable.git
{
"dependencies" : [
],
"manifest_display_name" : "LightweightObservable",
"name" : "LightweightObservable",
"path" : "/Users/admin/builder/spi-builder-workspace",
"platforms" : [
],
"products" : [
{
"name" : "LightweightObservable",
"targets" : [
"LightweightObservable"
],
"type" : {
"library" : [
"automatic"
]
}
}
],
"targets" : [
{
"c99name" : "LightweightObservableTests",
"module_type" : "SwiftTarget",
"name" : "LightweightObservableTests",
"path" : "LightweightObservable/Tests",
"sources" : [
"DisposableTestCase.swift",
"Extensions/Observable+CombineTestCase.swift",
"Extensions/Observable+EquatableTestCase.swift",
"Extensions/Observable+KeyPathTestCase.swift",
"ObservableTestCase.swift",
"PublishSubjectTestCase.swift",
"VariableTestCase.swift"
],
"target_dependencies" : [
"LightweightObservable"
],
"type" : "test"
},
{
"c99name" : "LightweightObservable",
"module_type" : "SwiftTarget",
"name" : "LightweightObservable",
"path" : "LightweightObservable/Sources",
"product_memberships" : [
"LightweightObservable"
],
"sources" : [
"Disposable.swift",
"Extensions/Observable+Combine.swift",
"Extensions/Observable+Equatable.swift",
"Extensions/Observable+KeyPath.swift",
"Observable.swift"
],
"type" : "library"
}
],
"tools_version" : "5.5"
}
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
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-2F0A5646E1D333AE.txt
[3/8] Compiling LightweightObservable Observable+Equatable.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[4/8] Compiling LightweightObservable Observable.swift
[5/8] Compiling LightweightObservable Disposable.swift
[6/8] Compiling LightweightObservable Observable+Combine.swift
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:24:28: error: 'Subscriber' is only available in macOS 10.15 or newer
13 |
14 | @available(iOS 13.0, *)
15 | extension Observable: Publisher {
| `- note: add @available attribute to enclosing extension
16 |
17 | // MARK: - Types
:
22 | // MARK: - Public methods
23 |
24 | public func receive<S: Subscriber>(subscriber: S) where S.Input == Output, S.Failure == Failure {
| | `- error: 'Subscriber' is only available in macOS 10.15 or newer
| `- note: add @available attribute to enclosing instance method
25 | let subscription = Subscription<S>()
26 | subscription.subscriber = subscriber
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:39:33: error: 'Subscriber' is only available in macOS 10.15 or newer
37 | private extension Observable {
38 | /// A custom subscription to forward events from an `Observable` instance.
39 | final class Subscription<S: Subscriber> where S.Input == Output, S.Failure == Failure {
| | `- error: 'Subscriber' is only available in macOS 10.15 or newer
| |- note: add @available attribute to enclosing generic class
| `- note: add @available attribute to enclosing generic class
40 |
41 | // MARK: - Public properties
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:67:21: error: 'Subscribers' is only available in macOS 10.15 or newer
64 |
65 | @available(iOS 13.0, *)
66 | extension Observable.Subscription: Subscription {
| `- note: add @available attribute to enclosing extension
67 | func request(_: Subscribers.Demand) {
| | `- error: 'Subscribers' is only available in macOS 10.15 or newer
| `- note: add @available attribute to enclosing instance method
68 | // This subscription doesn't respond to demand, since it'll only emit events
69 | // according to its underlying `Observable` instance.
[7/8] Emitting module LightweightObservable
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:24:28: error: 'Subscriber' is only available in macOS 10.15 or newer
13 |
14 | @available(iOS 13.0, *)
15 | extension Observable: Publisher {
| `- note: add @available attribute to enclosing extension
16 |
17 | // MARK: - Types
:
22 | // MARK: - Public methods
23 |
24 | public func receive<S: Subscriber>(subscriber: S) where S.Input == Output, S.Failure == Failure {
| | `- error: 'Subscriber' is only available in macOS 10.15 or newer
| `- note: add @available attribute to enclosing instance method
25 | let subscription = Subscription<S>()
26 | subscription.subscriber = subscriber
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:39:33: error: 'Subscriber' is only available in macOS 10.15 or newer
37 | private extension Observable {
38 | /// A custom subscription to forward events from an `Observable` instance.
39 | final class Subscription<S: Subscriber> where S.Input == Output, S.Failure == Failure {
| | `- error: 'Subscriber' is only available in macOS 10.15 or newer
| |- note: add @available attribute to enclosing generic class
| `- note: add @available attribute to enclosing generic class
40 |
41 | // MARK: - Public properties
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:67:21: error: 'Subscribers' is only available in macOS 10.15 or newer
64 |
65 | @available(iOS 13.0, *)
66 | extension Observable.Subscription: Subscription {
| `- note: add @available attribute to enclosing extension
67 | func request(_: Subscribers.Demand) {
| | `- error: 'Subscribers' is only available in macOS 10.15 or newer
| `- note: add @available attribute to enclosing instance method
68 | // This subscription doesn't respond to demand, since it'll only emit events
69 | // according to its underlying `Observable` instance.
[8/8] Compiling LightweightObservable Observable+KeyPath.swift
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-16.3.0.app xcrun swift build --arch arm64
[0/1] Planning build
Building for debugging...
[0/1] Write swift-version-2F0A5646E1D333AE.txt
[2/7] Compiling LightweightObservable Observable+KeyPath.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/7] Compiling LightweightObservable Observable+Equatable.swift
[4/7] Compiling LightweightObservable Disposable.swift
[5/7] Compiling LightweightObservable Observable.swift
[6/7] Emitting module LightweightObservable
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:24:28: error: 'Subscriber' is only available in macOS 10.15 or newer
13 |
14 | @available(iOS 13.0, *)
15 | extension Observable: Publisher {
| `- note: add @available attribute to enclosing extension
16 |
17 | // MARK: - Types
:
22 | // MARK: - Public methods
23 |
24 | public func receive<S: Subscriber>(subscriber: S) where S.Input == Output, S.Failure == Failure {
| | `- error: 'Subscriber' is only available in macOS 10.15 or newer
| `- note: add @available attribute to enclosing instance method
25 | let subscription = Subscription<S>()
26 | subscription.subscriber = subscriber
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:39:33: error: 'Subscriber' is only available in macOS 10.15 or newer
37 | private extension Observable {
38 | /// A custom subscription to forward events from an `Observable` instance.
39 | final class Subscription<S: Subscriber> where S.Input == Output, S.Failure == Failure {
| | `- error: 'Subscriber' is only available in macOS 10.15 or newer
| |- note: add @available attribute to enclosing generic class
| `- note: add @available attribute to enclosing generic class
40 |
41 | // MARK: - Public properties
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:67:21: error: 'Subscribers' is only available in macOS 10.15 or newer
64 |
65 | @available(iOS 13.0, *)
66 | extension Observable.Subscription: Subscription {
| `- note: add @available attribute to enclosing extension
67 | func request(_: Subscribers.Demand) {
| | `- error: 'Subscribers' is only available in macOS 10.15 or newer
| `- note: add @available attribute to enclosing instance method
68 | // This subscription doesn't respond to demand, since it'll only emit events
69 | // according to its underlying `Observable` instance.
[7/7] Compiling LightweightObservable Observable+Combine.swift
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:24:28: error: 'Subscriber' is only available in macOS 10.15 or newer
13 |
14 | @available(iOS 13.0, *)
15 | extension Observable: Publisher {
| `- note: add @available attribute to enclosing extension
16 |
17 | // MARK: - Types
:
22 | // MARK: - Public methods
23 |
24 | public func receive<S: Subscriber>(subscriber: S) where S.Input == Output, S.Failure == Failure {
| | `- error: 'Subscriber' is only available in macOS 10.15 or newer
| `- note: add @available attribute to enclosing instance method
25 | let subscription = Subscription<S>()
26 | subscription.subscriber = subscriber
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:39:33: error: 'Subscriber' is only available in macOS 10.15 or newer
37 | private extension Observable {
38 | /// A custom subscription to forward events from an `Observable` instance.
39 | final class Subscription<S: Subscriber> where S.Input == Output, S.Failure == Failure {
| | `- error: 'Subscriber' is only available in macOS 10.15 or newer
| |- note: add @available attribute to enclosing generic class
| `- note: add @available attribute to enclosing generic class
40 |
41 | // MARK: - Public properties
/Users/admin/builder/spi-builder-workspace/LightweightObservable/Sources/Extensions/Observable+Combine.swift:67:21: error: 'Subscribers' is only available in macOS 10.15 or newer
64 |
65 | @available(iOS 13.0, *)
66 | extension Observable.Subscription: Subscription {
| `- note: add @available attribute to enclosing extension
67 | func request(_: Subscribers.Demand) {
| | `- error: 'Subscribers' is only available in macOS 10.15 or newer
| `- note: add @available attribute to enclosing instance method
68 | // This subscription doesn't respond to demand, since it'll only emit events
69 | // according to its underlying `Observable` instance.
BUILD FAILURE 6.1 macosSpm