Swift Package IndexBuild Information
Failed to build Shush, reference 1.1.5 (869603), with Swift 6.3 for macOS (SPM) on 21 Apr 2026 20:19:32 UTC.
Build Command
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/dvkch/Shush.git
Reference: 1.1.5
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/dvkch/Shush
* tag 1.1.5 -> FETCH_HEAD
HEAD is now at 8696030 Make some methods public
Cloned https://github.com/dvkch/Shush.git
Revision (git rev-parse @):
8696030ac4a37c0f43695131b4b6dba01d3aea8f
SUCCESS checkout https://github.com/dvkch/Shush.git at 1.1.5
========================================
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": "shush",
"name": "Shush",
"url": "https://github.com/dvkch/Shush.git",
"version": "unspecified",
"path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/Shush",
"traits": [
"default"
],
"dependencies": [
]
}
]
}
Fetching https://github.com/dvkch/Shush.git
[1/119] Fetching shush
Fetched https://github.com/dvkch/Shush.git from cache (0.59s)
Creating working copy for https://github.com/dvkch/Shush.git
Working copy of https://github.com/dvkch/Shush.git resolved at 1.1.5 (8696030)
warning: '.resolve-product-dependencies': dependency 'shush' 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/dvkch/Shush.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
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/19] Compiling Shush NSMetadataItem+Shush.swift
[4/19] Compiling Shush NSMetadataQuery+Shush.swift
[5/19] Compiling Shush ShushDiagnostics.swift
[6/19] Compiling Shush ShushFile.swift
[7/19] Compiling Shush Change.swift
[8/19] Compiling Shush CoordinatedFileManager.swift
[9/19] Compiling Shush ShushValue.swift
[10/19] Emitting module Shush
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:11:20: error: 'CollectionDifference' is only available in macOS 10.15 or newer
9 | import Foundation
10 |
11 | internal extension CollectionDifference.Change {
| | `- error: 'CollectionDifference' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
12 | var element: ChangeElement {
13 | switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:20:20: error: 'CollectionDifference' is only available in macOS 10.15 or newer
18 | }
19 |
20 | internal extension CollectionDifference where ChangeElement: Identifiable {
| | `- error: 'CollectionDifference' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
21 | var changes: (inserted: [ChangeElement], updated: [ChangeElement], removed: [ChangeElement]) {
22 | var inserted = self.insertions.map(\.element)
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:20:62: error: 'Identifiable' is only available in macOS 10.15 or newer
18 | }
19 |
20 | internal extension CollectionDifference where ChangeElement: Identifiable {
| | `- error: 'Identifiable' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
21 | var changes: (inserted: [ChangeElement], updated: [ChangeElement], removed: [ChangeElement]) {
22 | var inserted = self.insertions.map(\.element)
/Users/admin/builder/spi-builder-workspace/Sources/Shush/ShushFiles.swift:295:11: error: 'ShushFiles' is only available in macOS 10.15 or newer
293 | }
294 |
295 | extension ShushFiles: UbiquityContainerMonitorDelegate {
| | `- error: 'ShushFiles' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
296 | func ubiquityContainerMonitor(_ monitor: UbiquityContainerMonitor, inserted: [URL], updated: [URL], removed: [URL]) {
297 | let insertions = inserted.map { StandardizedURL(url: $0) }.filter { !disabledNotificationsURLs.contains($0) }
/Users/admin/builder/spi-builder-workspace/Sources/Shush/ShushFiles.swift:309:11: error: 'ShushFiles' is only available in macOS 10.15 or newer
307 | }
308 |
309 | extension ShushFiles: Loggable {
| | `- error: 'ShushFiles' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
310 | var logTag: String {
311 | return "FileArray(\(baseURL))"
/Users/admin/builder/spi-builder-workspace/Sources/Shush/ShushValues.swift:196:11: error: 'ShushValues' is only available in macOS 10.15 or newer
194 | }
195 |
196 | extension ShushValues: Loggable {
| | `- error: 'ShushValues' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
197 | var logTag: String {
198 | return "ShushValues(\(`prefix`))"
[11/19] Compiling Shush ShushFiles.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/ShushFiles.swift:295:11: error: 'ShushFiles' is only available in macOS 10.15 or newer
293 | }
294 |
295 | extension ShushFiles: UbiquityContainerMonitorDelegate {
| | `- error: 'ShushFiles' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
296 | func ubiquityContainerMonitor(_ monitor: UbiquityContainerMonitor, inserted: [URL], updated: [URL], removed: [URL]) {
297 | let insertions = inserted.map { StandardizedURL(url: $0) }.filter { !disabledNotificationsURLs.contains($0) }
/Users/admin/builder/spi-builder-workspace/Sources/Shush/ShushFiles.swift:309:11: error: 'ShushFiles' is only available in macOS 10.15 or newer
307 | }
308 |
309 | extension ShushFiles: Loggable {
| | `- error: 'ShushFiles' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
310 | var logTag: String {
311 | return "FileArray(\(baseURL))"
[12/19] Compiling Shush StandardizedURL.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Helpers/UbiquitousContainerMonitor.swift:90:33: error: 'difference(from:)' is only available in macOS 10.15 or newer
15 | // https://developer.apple.com/documentation/uikit/documents_data_and_pasteboard/synchronizing_documents_in_the_icloud_environment
16 | // https://github.com/drewmccormack/SwiftCloudDrive/blob/main/Sources/SwiftCloudDrive/MetadataMonitor.swift
17 | class UbiquityContainerMonitor {
| `- note: add '@available' attribute to enclosing class
18 | // MARK: Init
19 | init(baseURL: URL, fileExtension: String?, interval: TimeInterval) {
:
70 |
71 | // MARK: Updates handling
72 | @objc private func processChanges() {
| `- note: add '@available' attribute to enclosing instance method
73 | guard !Thread.isMainThread else {
74 | DispatchQueue.global(qos: .utility).async {
:
88 |
89 | // Inform observer
90 | let diff = visibleItems.difference(from: self.visibleItems)
| |- error: 'difference(from:)' is only available in macOS 10.15 or newer
| `- note: add 'if #available' version check
91 | guard diff.isNotEmpty else { return }
92 |
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Helpers/UbiquitousContainerMonitor.swift:91:20: warning: conformance of 'CollectionDifference<ChangeElement>' to 'Collection' is only available in macOS 10.15 or newer; this is an error in the Swift 6 language mode
15 | // https://developer.apple.com/documentation/uikit/documents_data_and_pasteboard/synchronizing_documents_in_the_icloud_environment
16 | // https://github.com/drewmccormack/SwiftCloudDrive/blob/main/Sources/SwiftCloudDrive/MetadataMonitor.swift
17 | class UbiquityContainerMonitor {
| `- note: add '@available' attribute to enclosing class
18 | // MARK: Init
19 | init(baseURL: URL, fileExtension: String?, interval: TimeInterval) {
:
70 |
71 | // MARK: Updates handling
72 | @objc private func processChanges() {
| `- note: add '@available' attribute to enclosing instance method
73 | guard !Thread.isMainThread else {
74 | DispatchQueue.global(qos: .utility).async {
:
89 | // Inform observer
90 | let diff = visibleItems.difference(from: self.visibleItems)
91 | guard diff.isNotEmpty else { return }
| |- warning: conformance of 'CollectionDifference<ChangeElement>' to 'Collection' is only available in macOS 10.15 or newer; this is an error in the Swift 6 language mode
| `- note: add 'if #available' version check
92 |
93 | let changes = diff.changes
[13/19] Compiling Shush UbiquitousContainerMonitor.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Helpers/UbiquitousContainerMonitor.swift:90:33: error: 'difference(from:)' is only available in macOS 10.15 or newer
15 | // https://developer.apple.com/documentation/uikit/documents_data_and_pasteboard/synchronizing_documents_in_the_icloud_environment
16 | // https://github.com/drewmccormack/SwiftCloudDrive/blob/main/Sources/SwiftCloudDrive/MetadataMonitor.swift
17 | class UbiquityContainerMonitor {
| `- note: add '@available' attribute to enclosing class
18 | // MARK: Init
19 | init(baseURL: URL, fileExtension: String?, interval: TimeInterval) {
:
70 |
71 | // MARK: Updates handling
72 | @objc private func processChanges() {
| `- note: add '@available' attribute to enclosing instance method
73 | guard !Thread.isMainThread else {
74 | DispatchQueue.global(qos: .utility).async {
:
88 |
89 | // Inform observer
90 | let diff = visibleItems.difference(from: self.visibleItems)
| |- error: 'difference(from:)' is only available in macOS 10.15 or newer
| `- note: add 'if #available' version check
91 | guard diff.isNotEmpty else { return }
92 |
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Helpers/UbiquitousContainerMonitor.swift:91:20: warning: conformance of 'CollectionDifference<ChangeElement>' to 'Collection' is only available in macOS 10.15 or newer; this is an error in the Swift 6 language mode
15 | // https://developer.apple.com/documentation/uikit/documents_data_and_pasteboard/synchronizing_documents_in_the_icloud_environment
16 | // https://github.com/drewmccormack/SwiftCloudDrive/blob/main/Sources/SwiftCloudDrive/MetadataMonitor.swift
17 | class UbiquityContainerMonitor {
| `- note: add '@available' attribute to enclosing class
18 | // MARK: Init
19 | init(baseURL: URL, fileExtension: String?, interval: TimeInterval) {
:
70 |
71 | // MARK: Updates handling
72 | @objc private func processChanges() {
| `- note: add '@available' attribute to enclosing instance method
73 | guard !Thread.isMainThread else {
74 | DispatchQueue.global(qos: .utility).async {
:
89 | // Inform observer
90 | let diff = visibleItems.difference(from: self.visibleItems)
91 | guard diff.isNotEmpty else { return }
| |- warning: conformance of 'CollectionDifference<ChangeElement>' to 'Collection' is only available in macOS 10.15 or newer; this is an error in the Swift 6 language mode
| `- note: add 'if #available' version check
92 |
93 | let changes = diff.changes
[14/19] Compiling Shush Array+Shush.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:11:20: error: 'CollectionDifference' is only available in macOS 10.15 or newer
9 | import Foundation
10 |
11 | internal extension CollectionDifference.Change {
| | `- error: 'CollectionDifference' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
12 | var element: ChangeElement {
13 | switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:20:20: error: 'CollectionDifference' is only available in macOS 10.15 or newer
18 | }
19 |
20 | internal extension CollectionDifference where ChangeElement: Identifiable {
| | `- error: 'CollectionDifference' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
21 | var changes: (inserted: [ChangeElement], updated: [ChangeElement], removed: [ChangeElement]) {
22 | var inserted = self.insertions.map(\.element)
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:20:62: error: 'Identifiable' is only available in macOS 10.15 or newer
18 | }
19 |
20 | internal extension CollectionDifference where ChangeElement: Identifiable {
| | `- error: 'Identifiable' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
21 | var changes: (inserted: [ChangeElement], updated: [ChangeElement], removed: [ChangeElement]) {
22 | var inserted = self.insertions.map(\.element)
[15/19] Compiling Shush CollectionDifference+Shush.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:11:20: error: 'CollectionDifference' is only available in macOS 10.15 or newer
9 | import Foundation
10 |
11 | internal extension CollectionDifference.Change {
| | `- error: 'CollectionDifference' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
12 | var element: ChangeElement {
13 | switch self {
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:20:20: error: 'CollectionDifference' is only available in macOS 10.15 or newer
18 | }
19 |
20 | internal extension CollectionDifference where ChangeElement: Identifiable {
| | `- error: 'CollectionDifference' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
21 | var changes: (inserted: [ChangeElement], updated: [ChangeElement], removed: [ChangeElement]) {
22 | var inserted = self.insertions.map(\.element)
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/CollectionDifference+Shush.swift:20:62: error: 'Identifiable' is only available in macOS 10.15 or newer
18 | }
19 |
20 | internal extension CollectionDifference where ChangeElement: Identifiable {
| | `- error: 'Identifiable' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
21 | var changes: (inserted: [ChangeElement], updated: [ChangeElement], removed: [ChangeElement]) {
22 | var inserted = self.insertions.map(\.element)
[16/19] Compiling Shush String+Shush.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/String+Shush.swift:15:20: error: 'SHA256' is only available in macOS 10.15 or newer
10 | import CryptoKit
11 |
12 | internal extension String {
| `- note: add '@available' attribute to enclosing extension
13 | var sha256: String {
| `- note: add '@available' attribute to enclosing property
14 | let data = data(using: .utf8)!
15 | let hash = SHA256.hash(data: data)
| |- error: 'SHA256' is only available in macOS 10.15 or newer
| `- note: add 'if #available' version check
16 | return hash.map { String(format: "%02x", $0) }.joined()
17 | }
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/String+Shush.swift:15:27: error: 'hash(data:)' is only available in macOS 10.15 or newer
10 | import CryptoKit
11 |
12 | internal extension String {
| `- note: add '@available' attribute to enclosing extension
13 | var sha256: String {
| `- note: add '@available' attribute to enclosing property
14 | let data = data(using: .utf8)!
15 | let hash = SHA256.hash(data: data)
| |- error: 'hash(data:)' is only available in macOS 10.15 or newer
| `- note: add 'if #available' version check
16 | return hash.map { String(format: "%02x", $0) }.joined()
17 | }
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/String+Shush.swift:16:21: warning: conformance of 'SHA256Digest' to 'Sequence' is only available in macOS 10.15 or newer; this is an error in the Swift 6 language mode
10 | import CryptoKit
11 |
12 | internal extension String {
| `- note: add '@available' attribute to enclosing extension
13 | var sha256: String {
| `- note: add '@available' attribute to enclosing property
14 | let data = data(using: .utf8)!
15 | let hash = SHA256.hash(data: data)
16 | return hash.map { String(format: "%02x", $0) }.joined()
| |- warning: conformance of 'SHA256Digest' to 'Sequence' is only available in macOS 10.15 or newer; this is an error in the Swift 6 language mode
| `- note: add 'if #available' version check
17 | }
18 | }
[17/19] Compiling Shush URL+Shush.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/String+Shush.swift:15:20: error: 'SHA256' is only available in macOS 10.15 or newer
10 | import CryptoKit
11 |
12 | internal extension String {
| `- note: add '@available' attribute to enclosing extension
13 | var sha256: String {
| `- note: add '@available' attribute to enclosing property
14 | let data = data(using: .utf8)!
15 | let hash = SHA256.hash(data: data)
| |- error: 'SHA256' is only available in macOS 10.15 or newer
| `- note: add 'if #available' version check
16 | return hash.map { String(format: "%02x", $0) }.joined()
17 | }
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/String+Shush.swift:15:27: error: 'hash(data:)' is only available in macOS 10.15 or newer
10 | import CryptoKit
11 |
12 | internal extension String {
| `- note: add '@available' attribute to enclosing extension
13 | var sha256: String {
| `- note: add '@available' attribute to enclosing property
14 | let data = data(using: .utf8)!
15 | let hash = SHA256.hash(data: data)
| |- error: 'hash(data:)' is only available in macOS 10.15 or newer
| `- note: add 'if #available' version check
16 | return hash.map { String(format: "%02x", $0) }.joined()
17 | }
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Extensions/String+Shush.swift:16:21: warning: conformance of 'SHA256Digest' to 'Sequence' is only available in macOS 10.15 or newer; this is an error in the Swift 6 language mode
10 | import CryptoKit
11 |
12 | internal extension String {
| `- note: add '@available' attribute to enclosing extension
13 | var sha256: String {
| `- note: add '@available' attribute to enclosing property
14 | let data = data(using: .utf8)!
15 | let hash = SHA256.hash(data: data)
16 | return hash.map { String(format: "%02x", $0) }.joined()
| |- warning: conformance of 'SHA256Digest' to 'Sequence' is only available in macOS 10.15 or newer; this is an error in the Swift 6 language mode
| `- note: add 'if #available' version check
17 | }
18 | }
[18/19] Compiling Shush Loggable.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Protocols/Loggable.swift:49:9: error: 'os_log(_:dso:log:_:_:)' is only available in macOS 10.14 or newer
43 | }
44 |
45 | internal extension Loggable {
| `- note: add '@available' attribute to enclosing extension
46 | func log(_ level: LogLevel = .info, _ message: String) {
| `- note: add '@available' attribute to enclosing instance method
47 | #if os(macOS) || os(iOS) || os(tvOS) || os(watchOS)
48 | let osLog = OSLog(subsystem: Bundle(for: LogClass.self).bundleIdentifier ?? "<Unknown>", category: logTag)
49 | os_log(level.osLogType, log: osLog, "%@", message)
| |- error: 'os_log(_:dso:log:_:_:)' is only available in macOS 10.14 or newer
| `- note: add 'if #available' version check
50 | #else
51 | print("\(level.name): \(tag) - \(message)")
[19/19] Compiling Shush Persistable.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/Protocols/Loggable.swift:49:9: error: 'os_log(_:dso:log:_:_:)' is only available in macOS 10.14 or newer
43 | }
44 |
45 | internal extension Loggable {
| `- note: add '@available' attribute to enclosing extension
46 | func log(_ level: LogLevel = .info, _ message: String) {
| `- note: add '@available' attribute to enclosing instance method
47 | #if os(macOS) || os(iOS) || os(tvOS) || os(watchOS)
48 | let osLog = OSLog(subsystem: Bundle(for: LogClass.self).bundleIdentifier ?? "<Unknown>", category: logTag)
49 | os_log(level.osLogType, log: osLog, "%@", message)
| |- error: 'os_log(_:dso:log:_:_:)' is only available in macOS 10.14 or newer
| `- note: add 'if #available' version check
50 | #else
51 | print("\(level.name): \(tag) - \(message)")
[20/20] Compiling Shush ShushValues.swift
/Users/admin/builder/spi-builder-workspace/Sources/Shush/ShushValues.swift:196:11: error: 'ShushValues' is only available in macOS 10.15 or newer
194 | }
195 |
196 | extension ShushValues: Loggable {
| | `- error: 'ShushValues' is only available in macOS 10.15 or newer
| `- note: add '@available' attribute to enclosing extension
197 | var logTag: String {
198 | return "ShushValues(\(`prefix`))"
BUILD FAILURE 6.3 macosSpm