Swift Package IndexBuild Information
Failed to build Flock, reference 0.5.0 (e7ebcd), with Swift 6.3 for Linux on 20 Apr 2026 16:54:58 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/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:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jakeheis/flock.git
Reference: 0.5.0
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/jakeheis/flock
* tag 0.5.0 -> FETCH_HEAD
HEAD is now at e7ebcd5 Check command
Cloned https://github.com/jakeheis/flock.git
Revision (git rev-parse @):
e7ebcd5279bfb95b0e66b15d07a868b244ab4883
SUCCESS checkout https://github.com/jakeheis/flock.git at 0.5.0
========================================
Build
========================================
Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/jakeheis/flock.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:5a7d791d2ead8a924b1292cb31bf3288eabcfe8880e0b005b00b45b71a5bc36a
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:basic-6.3-latest
Fetching https://github.com/jakeheis/SwiftCLI
Fetching https://github.com/yonaskolb/Beak
Fetching https://github.com/jakeheis/Shout
Fetching https://github.com/onevcat/Rainbow
[1/734] Fetching shout
[2/5860] Fetching shout, beak
[501/7302] Fetching shout, beak, rainbow
[1792/12376] Fetching shout, beak, rainbow, swiftcli
Fetched https://github.com/jakeheis/Shout from cache (0.33s)
Fetched https://github.com/onevcat/Rainbow from cache (0.33s)
[4120/10200] Fetching beak, swiftcli
Fetched https://github.com/jakeheis/SwiftCLI from cache (9.90s)
Fetched https://github.com/yonaskolb/Beak from cache (10.32s)
Computing version for https://github.com/yonaskolb/Beak
Computed https://github.com/yonaskolb/Beak at 0.5.1 (15.80s)
Fetching https://github.com/kylef/Spectre.git
Fetching https://github.com/kylef/PathKit.git
Fetching https://github.com/jpsim/SourceKitten
[1/1452] Fetching pathkit
[103/2473] Fetching pathkit, spectre
[2474/18673] Fetching pathkit, spectre, sourcekitten
Fetched https://github.com/kylef/Spectre.git from cache (2.04s)
Fetched https://github.com/kylef/PathKit.git from cache (2.04s)
Fetched https://github.com/jpsim/SourceKitten from cache (2.23s)
Computing version for https://github.com/kylef/PathKit.git
Computed https://github.com/kylef/PathKit.git at 0.9.2 (6.44s)
Computing version for https://github.com/kylef/Spectre.git
Computed https://github.com/kylef/Spectre.git at 0.9.2 (0.47s)
Computing version for https://github.com/jakeheis/SwiftCLI
Computed https://github.com/jakeheis/SwiftCLI at 5.3.3 (0.41s)
Computing version for https://github.com/onevcat/Rainbow
Computed https://github.com/onevcat/Rainbow at 3.2.0 (0.41s)
Computing version for https://github.com/jakeheis/Shout
Computed https://github.com/jakeheis/Shout at 0.5.7 (0.56s)
Fetching https://github.com/IBM-Swift/BlueSocket
[1/2942] Fetching bluesocket
Fetched https://github.com/IBM-Swift/BlueSocket from cache (0.41s)
Computing version for https://github.com/IBM-Swift/BlueSocket
Computed https://github.com/IBM-Swift/BlueSocket at 1.0.200 (0.99s)
Computing version for https://github.com/jpsim/SourceKitten
Computed https://github.com/jpsim/SourceKitten at 0.37.3 (0.45s)
Fetching https://github.com/drmohundro/SWXMLHash.git
Fetching https://github.com/jpsim/Yams.git
Fetching https://github.com/apple/swift-argument-parser.git
[1/2858] Fetching swxmlhash
[2631/20387] Fetching swxmlhash, swift-argument-parser
[4437/31938] Fetching swxmlhash, swift-argument-parser, yams
Fetched https://github.com/drmohundro/SWXMLHash.git from cache (0.43s)
[5308/29080] Fetching swift-argument-parser, yams
Fetched https://github.com/apple/swift-argument-parser.git from cache (0.92s)
[6816/11551] Fetching yams
Fetched https://github.com/jpsim/Yams.git from cache (1.72s)
Computing version for https://github.com/jpsim/Yams.git
Computed https://github.com/jpsim/Yams.git at 6.2.1 (2.20s)
Computing version for https://github.com/drmohundro/SWXMLHash.git
Computed https://github.com/drmohundro/SWXMLHash.git at 7.0.2 (0.48s)
Computing version for https://github.com/apple/swift-argument-parser.git
Computed https://github.com/apple/swift-argument-parser.git at 1.7.1 (0.56s)
Creating working copy for https://github.com/onevcat/Rainbow
Working copy of https://github.com/onevcat/Rainbow resolved at 3.2.0
Creating working copy for https://github.com/kylef/PathKit.git
Working copy of https://github.com/kylef/PathKit.git resolved at 0.9.2
Creating working copy for https://github.com/yonaskolb/Beak
Working copy of https://github.com/yonaskolb/Beak resolved at 0.5.1
Creating working copy for https://github.com/jpsim/Yams.git
Working copy of https://github.com/jpsim/Yams.git resolved at 6.2.1
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 1.7.1
Creating working copy for https://github.com/IBM-Swift/BlueSocket
Working copy of https://github.com/IBM-Swift/BlueSocket resolved at 1.0.200
Creating working copy for https://github.com/drmohundro/SWXMLHash.git
Working copy of https://github.com/drmohundro/SWXMLHash.git resolved at 7.0.2
Creating working copy for https://github.com/jpsim/SourceKitten
Working copy of https://github.com/jpsim/SourceKitten resolved at 0.37.3
Creating working copy for https://github.com/jakeheis/SwiftCLI
Working copy of https://github.com/jakeheis/SwiftCLI resolved at 5.3.3
Creating working copy for https://github.com/jakeheis/Shout
Working copy of https://github.com/jakeheis/Shout resolved at 0.5.7
Creating working copy for https://github.com/kylef/Spectre.git
Working copy of https://github.com/kylef/Spectre.git resolved at 0.9.2
warning: couldn't find pc file for libssh2
warning: couldn't find pc file for libssh2
[1/1] Compiling plugin GenerateManual
[2/2] Compiling plugin GenerateDoccReference
Building for debugging...
[2/32] Write sources
[12/32] Compiling SourceKit SourceKit.c
[13/32] Compiling Clang_C Clang_C.c
[14/32] Write sources
[15/32] Write swift-version-24593BA9C3E375BF.txt
[16/32] Compiling writer.c
[17/32] Compiling reader.c
[18/36] Compiling parser.c
[19/92] Compiling api.c
[20/94] Compiling emitter.c
[21/94] Compiling scanner.c
[23/114] Emitting module SwiftCLI
[24/116] Emitting module Yams
[25/118] Compiling Yams Resolver.swift
[26/118] Compiling Yams String+Yams.swift
[27/118] Compiling Yams Tag.swift
[28/118] Compiling Yams Mark.swift
[29/118] Compiling Yams Node.Alias.swift
[30/118] Compiling Yams Node.Mapping.swift
[31/118] Compiling Yams YamlTagProviding.swift
[32/118] Compiling SwiftCLI VersionCommand.swift
[33/118] Compiling Rainbow StringGenerator.swift
[34/119] Compiling Rainbow Style.swift
[35/119] Compiling Rainbow String+Rainbow.swift
[36/119] Emitting module Rainbow
[37/119] Compiling Yams AliasDereferencingStrategy.swift
[38/119] Compiling Yams Anchor.swift
[39/119] Compiling Rainbow XcodeColorsSupport.swift
[41/119] Compiling Yams YamlAnchorProviding.swift
[42/119] Compiling Yams Node.Scalar.swift
[43/119] Compiling Yams Node.Sequence.swift
[44/119] Compiling Yams Node.swift
[45/119] Compiling Rainbow Rainbow.swift
[46/119] Compiling Yams YamlError.swift
[48/119] Compiling Yams Encoder.swift
[50/119] Compiling Socket SocketUtils.swift
[53/119] Compiling Yams Constructor.swift
[54/119] Emitting module PathKit
[55/119] Compiling PathKit PathKit.swift
[58/120] Compiling Yams Parser.swift
[59/120] Compiling Yams RedundancyAliasingStrategy.swift
[60/120] Compiling Yams Representer.swift
[67/121] Compiling Socket Socket.swift
[68/121] Emitting module Socket
[69/121] Compiling Socket SocketProtocols.swift
[71/121] Compiling Yams Decoder.swift
[72/121] Compiling Yams Emitter.swift
[80/122] Compiling SWXMLHash Stack.swift
[84/122] Emitting module SWXMLHash
[109/122] Wrapping AST for PathKit for debugging
[113/126] Wrapping AST for Rainbow for debugging
[116/138] Wrapping AST for SwiftCLI for debugging
[118/138] Compiling Shout SSHAuthMethod.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[119/138] Compiling Shout SSHError.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[120/139] Compiling Shout SSH.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[121/139] Compiling Shout FileType.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[122/139] Compiling Shout ReadWrite.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[123/139] Compiling Shout FileAttributes.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[124/139] Compiling Shout FilePermissions.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
error: emit-module command failed with exit code 1 (use -v to see invocation)
[125/139] Emitting module Shout
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[126/139] Compiling Shout Agent.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[127/139] Compiling Shout Channel.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[128/139] Compiling Shout SFTP.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[129/139] Compiling SWXMLHash XMLHashOptions.swift
[130/139] Compiling SWXMLHash XMLIndexer.swift
[131/139] Compiling SWXMLHash shim.swift
[133/140] Compiling Shout Session.swift
<module-includes>:1:10: note: in file included from <module-includes>:1:
1 | #include "shim.h"
| `- note: in file included from <module-includes>:1:
2 |
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/CSSH/shim.h:4:10: error: 'libssh2.h' file not found
2 | #define __CLIBSSH_SHIM_H__
3 |
4 | #include <libssh2.h>
| `- error: 'libssh2.h' file not found
5 | #include <libssh2_sftp.h>
6 | #include <libssh2_publickey.h>
/host/spi-builder-workspace/.build/checkouts/Shout/Sources/Shout/Agent.swift:8:8: error: could not build C module 'CSSH'
6 | //
7 |
8 | import CSSH
| `- error: could not build C module 'CSSH'
9 |
10 | /// Direct bindings to libssh2_agent
[133/140] Wrapping AST for SWXMLHash for debugging
[133/140] Wrapping AST for Yams for debugging
error: cancelled
error: cancelled
error: cancelled
error: cancelled
error: cancelled
error: cancelled
error: cancelled
error: cancelled
error: cancelled
BUILD FAILURE 6.3 linux