Swift Package IndexBuild Information
Failed to build LineEditor, reference main (645439), with Swift 6.2 for Linux on 25 Aug 2026 20:42:29 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-54344843-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
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RunAll
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Builder version: 5.0.2
Interrupt handler set up.
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Checkout
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Clone URL: https://github.com/wildthink/LineEditor.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/wildthink/LineEditor
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at 6454396 added code-monkey.toml
Cloned https://github.com/wildthink/LineEditor.git
Revision (git rev-parse @):
6454396058baae23294b39502dd17d8755536155
SUCCESS checkout https://github.com/wildthink/LineEditor.git at main
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Build
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Selected platform: linux
Swift version: 6.2
Building package at path: $PWD
https://github.com/wildthink/LineEditor.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-54344843-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/saguaro1/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.2-latest: Pulling from saguaro1/spi-images
Digest: sha256:4f3911e0f09a6ac47ac813ad3222aa373869118ee0ae384fd641a13da74b5e3f
Status: Image is up to date for registry.gitlab.com/saguaro1/spi-images:basic-6.2-latest
Fetching https://github.com/apple/swift-argument-parser.git
Fetching https://github.com/mattt/bestline-swift.git
[1/33] Fetching bestline-swift
Fetched https://github.com/mattt/bestline-swift.git from cache (0.47s)
[1/18576] Fetching swift-argument-parser
Fetched https://github.com/apple/swift-argument-parser.git from cache (0.83s)
Computing version for https://github.com/mattt/bestline-swift.git
Computed https://github.com/mattt/bestline-swift.git at 1.0.0 (0.98s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.8.2 (0.16s)
Creating working copy for https://github.com/apple/swift-argument-parser.git
Working copy of https://github.com/apple/swift-argument-parser.git resolved at 1.8.2
Creating working copy for https://github.com/mattt/bestline-swift.git
Working copy of https://github.com/mattt/bestline-swift.git resolved at 1.0.0
[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin GenerateDoccReference
Building for debugging...
[2/18] Write sources
[8/18] Compiling CBestline bestline.c
[8/18] Write swift-version-24593BA9C3E375BF.txt
[11/22] Compiling ArgumentParserToolInfo ToolInfo.swift
[12/22] Emitting module ArgumentParserToolInfo
[13/23] Wrapping AST for ArgumentParserToolInfo for debugging
[15/70] Emitting module ArgumentParser
[16/76] Compiling ArgumentParser BashCompletionsGenerator.swift
[17/76] Compiling ArgumentParser CompletionsGenerator.swift
[18/76] Compiling ArgumentParser FishCompletionsGenerator.swift
[19/76] Compiling ArgumentParser ZshCompletionsGenerator.swift
[20/76] Compiling ArgumentParser Argument.swift
[21/76] Compiling ArgumentParser ArgumentDiscussion.swift
[22/76] Compiling ArgumentParser ArgumentHelp.swift
[23/76] Emitting module Bestline
[24/76] Compiling Bestline Bestline.swift
[26/77] Compiling ArgumentParser AsyncCompletionsValidator.swift
[27/77] Compiling ArgumentParser CodingKeyValidator.swift
[28/77] Compiling ArgumentParser NonsenseFlagsValidator.swift
[29/77] Compiling ArgumentParser ParsableArgumentsValidation.swift
[30/77] Compiling ArgumentParser PositionalArgumentsValidator.swift
[31/77] Compiling ArgumentParser UniqueNamesValidator.swift
[31/77] Wrapping AST for Bestline for debugging
[33/80] Compiling ArgumentParser ParentCommand.swift
[34/80] Compiling ArgumentParser AsyncParsableCommand.swift
[35/80] Compiling ArgumentParser CommandConfiguration.swift
[36/80] Compiling ArgumentParser CommandGroup.swift
[37/80] Compiling ArgumentParser EnumerableFlag.swift
[38/80] Compiling ArgumentParser ExpressibleByArgument.swift
[39/80] Compiling ArgumentParser ParsableArguments.swift
[40/80] Compiling ArgumentParser ArgumentVisibility.swift
[41/80] Compiling ArgumentParser CompletionKind.swift
[42/80] Compiling ArgumentParser Errors.swift
[43/80] Compiling ArgumentParser Flag.swift
[44/80] Compiling ArgumentParser NameSpecification.swift
[45/80] Compiling ArgumentParser Option.swift
[46/80] Compiling ArgumentParser OptionGroup.swift
[47/80] Compiling ArgumentParser Name.swift
[48/80] Compiling ArgumentParser Parsed.swift
[49/80] Compiling ArgumentParser ParsedValues.swift
[50/80] Compiling ArgumentParser ParserError.swift
[51/80] Compiling ArgumentParser SplitArguments.swift
[52/80] Compiling ArgumentParser DumpHelpGenerator.swift
[53/80] Compiling ArgumentParser HelpCommand.swift
[54/80] Compiling ArgumentParser HelpGenerator.swift
[55/80] Compiling ArgumentParser MessageInfo.swift
[56/80] Compiling ArgumentParser UsageGenerator.swift
[57/80] Compiling ArgumentParser CollectionExtensions.swift
[58/80] Compiling ArgumentParser Foundation.swift
[59/80] Compiling ArgumentParser Mutex.swift
[60/80] Compiling ArgumentParser Platform.swift
[61/80] Compiling ArgumentParser SequenceExtensions.swift
[62/80] Compiling ArgumentParser StringExtensions.swift
[63/80] Compiling ArgumentParser SwiftExtensions.swift
[64/80] Compiling ArgumentParser Tree.swift
[65/80] Emitting module LineEditor
[66/80] Compiling LineEditor CompletionProvider.swift
[67/80] Compiling LineEditor LineEditor.swift
/host/spi-builder-workspace/Sources/LineEditor/LineEditor.swift:333:42: error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
331 | try saveHistory(to: historyFile)
332 | } catch {
333 | fputs("Warning: \(error)\n", stderr)
| `- error: reference to var 'stderr' is not concurrency-safe because it involves shared mutable state
334 | }
335 | }
/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
BUILD FAILURE 6.2 linux