Swift Package IndexBuild Information
Failed to build HavenAcknowledgments, reference main (a77e0f), with Swift 6.3 for Android on 15 Apr 2026 06:17:32 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/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:android-6.3-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1Build Log
========================================
RunAll
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Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/Haven-Apps/HavenAcknowledgments.git
Reference: main
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/Haven-Apps/HavenAcknowledgments
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at a77e0f6 Create FUNDING.yml
Cloned https://github.com/Haven-Apps/HavenAcknowledgments.git
Revision (git rev-parse @):
a77e0f62e3666f550382f886833ba531890ac5ce
SUCCESS checkout https://github.com/Haven-Apps/HavenAcknowledgments.git at main
========================================
Build
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Selected platform: android
Swift version: 6.3
Building package at path: $PWD
https://github.com/Haven-Apps/HavenAcknowledgments.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-3":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest swift build --swift-sdk aarch64-unknown-linux-android28 2>&1
android-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:9008270ea37a55e78725e6225015adb5eff8582da520c5232bf0499f32c36dc4
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:android-6.3-latest
[1/1] Compiling plugin HavenAcknowledgmentsPlugin
Building for debugging...
[1/17] Copying Info.plist
[2/17] Copying Localizable.xcstrings
[3/17] Write sources
[8/17] Write swift-version--4F562202D5529B1.txt
[10/25] Compiling HavenAcknowledgmentsCore License.swift
[11/25] Compiling HavenAcknowledgmentsCore AcknowledgmentsManifest.swift
[12/25] Emitting module HavenAcknowledgmentsCore
[13/25] Compiling HavenAcknowledgmentsCore Acknowledgment.swift
[14/26] Wrapping AST for HavenAcknowledgmentsCore for debugging
[16/30] Compiling AcknowledgmentsGeneratorTool GeneratorMain.swift
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/GeneratorMain.swift:24:118: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
22 |
23 | guard arguments.count >= 3 else {
24 | fputs("Usage: AcknowledgmentsGeneratorTool <package-directory> <output-path> [plugin-work-directory]\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
25 | throw GeneratorError.invalidArguments
26 | }
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
[17/30] Emitting module AcknowledgmentsGeneratorTool
[18/30] Compiling AcknowledgmentsGeneratorTool AcknowledgmentsGenerator.swift
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:60:91: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
58 | func generate(packageDirectory: String, outputPath: String, pluginWorkDirectory: String?) throws {
59 | let pins = parsePackageResolved(in: packageDirectory)
60 | fputs("HavenAcknowledgments: Found \(pins.count) packages in Package.resolved\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
61 |
62 | let checkoutsURL = findCheckoutsDirectory(
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:103:93: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
101 | }
102 |
103 | fputs("HavenAcknowledgments: Generated \(acknowledgments.count) acknowledgments\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
104 |
105 | let manifest = AcknowledgmentsManifest(
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:215:86: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
213 | .appendingPathComponent("checkouts")
214 | if fm.fileExists(atPath: spmCheckouts.path) {
215 | fputs("HavenAcknowledgments: Found checkouts at \(spmCheckouts.path)\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
216 | return spmCheckouts
217 | }
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:223:109: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
221 | // at each level, since the plugin work dir may be under Build/Intermediates.noindex/
222 | if let pluginWorkDir = pluginWorkDirectory {
223 | fputs("HavenAcknowledgments: Searching for checkouts from plugin work dir: \(pluginWorkDir)\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
224 | var current = URL(fileURLWithPath: pluginWorkDir)
225 | for _ in 0..<15 {
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:229:97: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
227 | let directCheckouts = current.appendingPathComponent("checkouts")
228 | if fm.fileExists(atPath: directCheckouts.path) {
229 | fputs("HavenAcknowledgments: Found checkouts at \(directCheckouts.path)\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
230 | return directCheckouts
231 | }
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:238:105: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
236 | .appendingPathComponent("checkouts")
237 | if fm.fileExists(atPath: sourcePackagesCheckouts.path) {
238 | fputs("HavenAcknowledgments: Found checkouts at \(sourcePackagesCheckouts.path)\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
239 | return sourcePackagesCheckouts
240 | }
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:247:77: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
245 | }
246 |
247 | fputs("HavenAcknowledgments: Could not find checkouts directory\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
248 | fputs(" Searched .build/checkouts/ at: \(packageDirectory)\n", stderr)
249 | if let pwd = pluginWorkDirectory {
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:248:73: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
246 |
247 | fputs("HavenAcknowledgments: Could not find checkouts directory\n", stderr)
248 | fputs(" Searched .build/checkouts/ at: \(packageDirectory)\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
249 | if let pwd = pluginWorkDirectory {
250 | fputs(" Searched upward from: \(pwd)\n", stderr)
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
/host/spi-builder-workspace/Sources/AcknowledgmentsGeneratorTool/AcknowledgmentsGenerator.swift:250:55: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
248 | fputs(" Searched .build/checkouts/ at: \(packageDirectory)\n", stderr)
249 | if let pwd = pluginWorkDirectory {
250 | fputs(" Searched upward from: \(pwd)\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
251 | }
252 | return nil
/usr/include/stdio.h:145:14: note: var declared here
143 | extern FILE *stdin; /* Standard input stream. */
144 | extern FILE *stdout; /* Standard output stream. */
145 | extern FILE *stderr; /* Standard error output stream. */
| `- note: var declared here
146 | /* C89/C99 say they're macros. Make them happy. */
147 | #define stdin stdin
[19/30] Compiling AcknowledgmentsGeneratorTool GeneratorError.swift
BUILD FAILURE 6.3 android