Swift Package IndexBuild Information
Failed to build RVS_BasicGCDTimer, reference master (a5f7d2), with Swift 6.3 for Wasm on 18 Apr 2026 13:58:09 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
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RunAll
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Builder version: 4.70.0
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/RiftValleySoftware/RVS_BasicGCDTimer.git
Reference: master
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/RiftValleySoftware/RVS_BasicGCDTimer
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at a5f7d28 Documentation changes. No functional changes.
Cloned https://github.com/RiftValleySoftware/RVS_BasicGCDTimer.git
Revision (git rev-parse @):
a5f7d28ac09abb16374ec2bd6688585b537a96d4
SUCCESS checkout https://github.com/RiftValleySoftware/RVS_BasicGCDTimer.git at master
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Build
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Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/RiftValleySoftware/RVS_BasicGCDTimer.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[3/4] Emitting module RVS_BasicGCDTimer
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:159:28: error: cannot find type 'DispatchSourceTimer' in scope
157 | private var _onlyFireOnce: Bool = true
158 | /// This contains the actual dispatch timer object instance.
159 | private var _timerVar: DispatchSourceTimer?
| `- error: cannot find type 'DispatchSourceTimer' in scope
160 | /// This is the contained delegate instance
161 | private weak var _delegate: RVS_BasicGCDTimerDelegate?
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:169:25: error: cannot find type 'DispatchSourceTimer' in scope
167 | It uses the current queue.
168 | */
169 | private var _timer: DispatchSourceTimer? {
| `- error: cannot find type 'DispatchSourceTimer' in scope
170 | if nil == _timerVar { // If we don't already have a timer, we create one. Otherwise, we simply return the already-instantiated object.
171 | #if DEBUG
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:261:23: error: cannot find type 'DispatchQueue' in scope
259 | public var context: Any!
260 | /// This is the dispatch queue the timer will use.
261 | public var queue: DispatchQueue!
| `- error: cannot find type 'DispatchQueue' in scope
262 | /// True, if we are to use the Apple "Wall Clock" time.
263 | public var isWallTime: Bool = false
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:358:32: error: cannot find type 'DispatchQueue' in scope
356 | onlyFireOnce inOnlyFireOnce: Bool = true,
357 | context inContext: Any! = nil,
358 | queue inQueue: DispatchQueue! = nil,
| `- error: cannot find type 'DispatchQueue' in scope
359 | isWallTime inIsWallTime: Bool = false,
360 | completion inCompletion: RVS_BasicGCDTimerCompletion! = nil
[4/4] Compiling RVS_BasicGCDTimer RVS_BasicGCDTimer.swift
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:159:28: error: cannot find type 'DispatchSourceTimer' in scope
157 | private var _onlyFireOnce: Bool = true
158 | /// This contains the actual dispatch timer object instance.
159 | private var _timerVar: DispatchSourceTimer?
| `- error: cannot find type 'DispatchSourceTimer' in scope
160 | /// This is the contained delegate instance
161 | private weak var _delegate: RVS_BasicGCDTimerDelegate?
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:169:25: error: cannot find type 'DispatchSourceTimer' in scope
167 | It uses the current queue.
168 | */
169 | private var _timer: DispatchSourceTimer? {
| `- error: cannot find type 'DispatchSourceTimer' in scope
170 | if nil == _timerVar { // If we don't already have a timer, we create one. Otherwise, we simply return the already-instantiated object.
171 | #if DEBUG
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:261:23: error: cannot find type 'DispatchQueue' in scope
259 | public var context: Any!
260 | /// This is the dispatch queue the timer will use.
261 | public var queue: DispatchQueue!
| `- error: cannot find type 'DispatchQueue' in scope
262 | /// True, if we are to use the Apple "Wall Clock" time.
263 | public var isWallTime: Bool = false
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:358:32: error: cannot find type 'DispatchQueue' in scope
356 | onlyFireOnce inOnlyFireOnce: Bool = true,
357 | context inContext: Any! = nil,
358 | queue inQueue: DispatchQueue! = nil,
| `- error: cannot find type 'DispatchQueue' in scope
359 | isWallTime inIsWallTime: Bool = false,
360 | completion inCompletion: RVS_BasicGCDTimerCompletion! = nil
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:174:25: error: cannot find 'DispatchSource' in scope
172 | print("timer create GCD object")
173 | #endif
174 | _timerVar = DispatchSource.makeTimerSource(queue: queue) // We make a generic, default timer source. No frou-frou. If a queue was specified, we use that.
| `- error: cannot find 'DispatchSource' in scope
175 | let leeway = DispatchTimeInterval.milliseconds(leewayInMilliseconds) // If they have provided a leeway, we apply it here. We assume milliseconds.
176 | _timerVar?.setEventHandler { [weak self] in // This is the timer's base callback. This is called from the system timer.
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:175:26: error: cannot find 'DispatchTimeInterval' in scope
173 | #endif
174 | _timerVar = DispatchSource.makeTimerSource(queue: queue) // We make a generic, default timer source. No frou-frou. If a queue was specified, we use that.
175 | let leeway = DispatchTimeInterval.milliseconds(leewayInMilliseconds) // If they have provided a leeway, we apply it here. We assume milliseconds.
| `- error: cannot find 'DispatchTimeInterval' in scope
176 | _timerVar?.setEventHandler { [weak self] in // This is the timer's base callback. This is called from the system timer.
177 | if let self = self {
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:194:55: error: cannot find 'DispatchWallTime' in scope
192 | if _onlyFireOnce { // Just this once...
193 | if isWallTime { // See if we want to use "Wall" time, which doesn't care whether or not the computer goes to sleep.
194 | _timerVar?.schedule(wallDeadline: DispatchWallTime.now() + timeIntervalInSeconds)
| `- error: cannot find 'DispatchWallTime' in scope
195 | } else {
196 | _timerVar?.schedule(deadline: .now() + timeIntervalInSeconds)
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:196:52: error: cannot call value of non-function type 'Date'
194 | _timerVar?.schedule(wallDeadline: DispatchWallTime.now() + timeIntervalInSeconds)
195 | } else {
196 | _timerVar?.schedule(deadline: .now() + timeIntervalInSeconds)
| `- error: cannot call value of non-function type 'Date'
197 | }
198 | } else {
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:200:55: error: cannot find 'DispatchWallTime' in scope
198 | } else {
199 | if isWallTime { // See if we want to use "Wall" time, which doesn't care whether or not the computer goes to sleep.
200 | _timerVar?.schedule(wallDeadline: DispatchWallTime.now() + timeIntervalInSeconds, // The number of seconds each iteration of the timer will take.
| `- error: cannot find 'DispatchWallTime' in scope
201 | repeating: timeIntervalInSeconds, // If we are repeating (default), we add our duration as the repeating time.
202 | leeway: leeway) // Add any leeway we specified.
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:204:52: error: cannot call value of non-function type 'Date'
202 | leeway: leeway) // Add any leeway we specified.
203 | } else {
204 | _timerVar?.schedule(deadline: .now() + timeIntervalInSeconds, // The number of seconds each iteration of the timer will take.
| `- error: cannot call value of non-function type 'Date'
205 | repeating: timeIntervalInSeconds, // If we are repeating (default), we add our duration as the repeating time.
206 | leeway: leeway) // Add any leeway we specified.
/host/spi-builder-workspace/Sources/RVS_BasicGCDTimer/RVS_BasicGCDTimer.swift:227:44: error: 'nil' requires a contextual type
225 | delegate?.basicGCDTimerWillBecomeInvalid(self)
226 | _delegate = nil
227 | timer.setEventHandler(handler: nil)
| `- error: 'nil' requires a contextual type
228 | timer.cancel()
229 |
BUILD FAILURE 6.3 wasm