Swift Package IndexBuild Information
Failed to build ShellKit, reference master (da8dcb), with Swift 6.3 for Linux on 20 Apr 2026 17:22:51 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/einstore/shellkit.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/einstore/shellkit
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at da8dcb4 formatting
Cloned https://github.com/einstore/shellkit.git
Revision (git rev-parse @):
da8dcb4252a5cb479094559d111d3a221689ae2b
SUCCESS checkout https://github.com/einstore/shellkit.git at master
========================================
Build
========================================
Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/einstore/shellkit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-2":/host -w "$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/Einstore/Shout.git
Fetching https://github.com/apple/swift-nio.git
[1/412] Fetching shout
Fetching https://github.com/Einstore/WebErrorKit.git
Fetched https://github.com/Einstore/Shout.git from cache (0.24s)
[1/28] Fetching weberrorkit
Fetched https://github.com/Einstore/WebErrorKit.git from cache (0.23s)
[1/83178] Fetching swift-nio
Fetched https://github.com/apple/swift-nio.git from cache (10.11s)
Computing version for https://github.com/Einstore/Shout.git
Computed https://github.com/Einstore/Shout.git at 0.5.1 (13.38s)
Fetching https://github.com/jakeheis/CSSH
Fetching https://github.com/IBM-Swift/BlueSocket
[1/26] Fetching cssh
[27/2968] Fetching cssh, bluesocket
Fetched https://github.com/jakeheis/CSSH from cache (0.23s)
[1501/2942] Fetching bluesocket
Fetched https://github.com/IBM-Swift/BlueSocket from cache (0.37s)
Computing version for https://github.com/Einstore/WebErrorKit.git
Computed https://github.com/Einstore/WebErrorKit.git at 0.0.1 (1.41s)
Computing version for https://github.com/jakeheis/CSSH
Computed https://github.com/jakeheis/CSSH at 1.0.3 (1.06s)
Computing version for https://github.com/IBM-Swift/BlueSocket
Computed https://github.com/IBM-Swift/BlueSocket at 1.0.200 (0.64s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.98.0 (0.88s)
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-system.git
Fetching https://github.com/apple/swift-collections.git
[1/1820] Fetching swift-atomics
[602/25396] Fetching swift-atomics, swift-collections
[3472/30997] Fetching swift-atomics, swift-collections, swift-system
Fetched https://github.com/apple/swift-atomics.git from cache (0.63s)
[7488/29177] Fetching swift-collections, swift-system
Fetched https://github.com/apple/swift-system.git from cache (0.74s)
[2358/23576] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git from cache (1.99s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (3.35s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.6.4 (0.60s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.1 (0.80s)
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/apple/swift-collections.git
Working copy of https://github.com/apple/swift-collections.git resolved at 1.4.1
Creating working copy for https://github.com/apple/swift-system.git
Working copy of https://github.com/apple/swift-system.git resolved at 1.6.4
Creating working copy for https://github.com/Einstore/WebErrorKit.git
Working copy of https://github.com/Einstore/WebErrorKit.git resolved at 0.0.1
Creating working copy for https://github.com/apple/swift-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.0
Creating working copy for https://github.com/Einstore/Shout.git
Working copy of https://github.com/Einstore/Shout.git resolved at 0.5.1
Creating working copy for https://github.com/jakeheis/CSSH
Working copy of https://github.com/jakeheis/CSSH resolved at 1.0.3
Creating working copy for https://github.com/apple/swift-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.98.0
warning: 'cssh': ignoring declared target(s) 'CSSH' in the system package
warning: you may be able to install libssh2 using your system-packager:
apt-get install libssh2-1-dev
warning: you may be able to install libssh2 using your system-packager:
apt-get install libssh2-1-dev
Building for debugging...
[0/32] Write sources
[19/32] Compiling CNIOWindows WSAStartup.c
[20/32] Compiling CNIOWASI CNIOWASI.c
[21/32] Compiling _AtomicsShims.c
[22/32] Compiling CNIOWindows shim.c
[23/32] Compiling CNIOPosix event_loop_id.c
[23/32] Compiling CNIOOpenBSD shim.c
[25/32] Compiling CNIOLinux liburing_shims.c
[26/32] Write sources
[27/32] Compiling CNIODarwin shim.c
[28/32] Write swift-version-24593BA9C3E375BF.txt
[29/32] Compiling CNIOLinux shim.c
[31/86] Emitting module _NIODataStructures
[32/86] Emitting module InternalCollectionsUtilities
[32/88] Compiling c-nioatomics.c
[33/88] Compiling c-atomics.c
[35/92] Emitting module Socket
[36/95] Compiling InternalCollectionsUtilities String+Padding.swift
[37/95] Compiling InternalCollectionsUtilities _UnsafeBitSet+Index.swift
[38/95] Compiling WebErrorKit WebError+RawRepresentable.swift
[39/95] Compiling WebErrorKit String+Codify.swift
[40/95] Compiling InternalCollectionsUtilities UnsafeBufferPointer+Extras.swift
[41/95] Compiling InternalCollectionsUtilities UnsafeMutableBufferPointer+Extras.swift
[42/95] Compiling InternalCollectionsUtilities LifetimeOverride.swift
[43/95] Compiling InternalCollectionsUtilities RandomAccessCollection+Offsets.swift
[44/95] Compiling InternalCollectionsUtilities Span+Extras.swift
[45/95] Compiling _NIODataStructures PriorityQueue.swift
[46/95] Compiling InternalCollectionsUtilities Integer rank.swift
[47/95] Compiling InternalCollectionsUtilities UInt+first and last set bit.swift
[48/95] Compiling InternalCollectionsUtilities UInt+reversed.swift
[49/95] Emitting module _NIOBase64
[50/95] Compiling _NIOBase64 Base64.swift
[51/96] Compiling InternalCollectionsUtilities Debugging.swift
[52/96] Compiling InternalCollectionsUtilities Descriptions.swift
[53/96] Compiling InternalCollectionsUtilities FixedWidthInteger+roundUpToPowerOfTwo.swift
[55/96] Compiling _NIODataStructures _TinyArray.swift
[56/96] Compiling WebErrorKit SerializableWebError.swift
[57/96] Compiling WebErrorKit WebError+Serializable.swift
[58/96] Compiling InternalCollectionsUtilities _SortedCollection.swift
[59/96] Compiling InternalCollectionsUtilities _UniqueCollection.swift
[62/96] Compiling InternalCollectionsUtilities UnsafeMutableRawBufferPointer+Extras.swift
[63/96] Compiling InternalCollectionsUtilities UnsafeRawBufferPointer+Extras.swift
[64/96] Compiling InternalCollectionsUtilities _UnsafeBitSet+_Word.swift
[65/96] Compiling InternalCollectionsUtilities _UnsafeBitSet.swift
[66/96] Compiling NIOConcurrencyHelpers NIOLockedValueBox.swift
[76/99] Compiling WebErrorKit WebError.swift
[77/99] Compiling WebErrorKit WebErrorContent.swift
[82/99] Emitting module Atomics
[86/132] Compiling ContainersPreview Producer+Map.swift
[87/132] Compiling ContainersPreview Producer+Reduce.swift
[88/132] Compiling ContainersPreview Producer.swift
[89/132] Compiling ContainersPreview Borrow.swift
[90/136] Emitting module NIOConcurrencyHelpers
[91/136] Emitting module ContainersPreview
[92/136] Compiling ContainersPreview BorrowingSequence+Utilities.swift
[93/136] Compiling ContainersPreview BorrowingSequence.swift
[94/136] Compiling ContainersPreview BidirectionalContainer.swift
[95/136] Compiling ContainersPreview Container+Filter.swift
[96/136] Compiling ContainersPreview Container+SpanwiseZip.swift
[97/136] Compiling ContainersPreview Drain+Reduce.swift
[98/136] Compiling ContainersPreview Drain.swift
[99/136] Compiling ContainersPreview Producer+Collect.swift
[100/136] Compiling ContainersPreview Producer+Filter.swift
[101/136] Compiling ContainersPreview BorrowingIteratorProtocol+Map.swift
[102/136] Compiling ContainersPreview BorrowingIteratorProtocol+Reduce.swift
[103/136] Compiling ContainersPreview BorrowingIteratorProtocol+SpanwiseZip.swift
[104/136] Compiling ContainersPreview BorrowingIteratorProtocol.swift
[105/136] Compiling ContainersPreview BorrowingSequence+Standard Conformances.swift
[106/136] Compiling ContainersPreview RandomAccessContainer.swift
[107/136] Compiling ContainersPreview RangeExpression2.swift
[108/136] Compiling ContainersPreview RangeReplaceableContainer.swift
[109/136] Compiling ContainersPreview Drain+Map.swift
[112/137] Compiling ContainersPreview Container.swift
[113/137] Compiling ContainersPreview ContainerIterator.swift
[114/137] Compiling ContainersPreview DynamicContainer.swift
[115/137] Compiling ContainersPreview MutableContainer.swift
[116/137] Compiling ContainersPreview PermutableContainer.swift
[117/137] Compiling ContainersPreview Box.swift
[118/137] Compiling ContainersPreview Inout.swift
[119/137] Compiling ContainersPreview InputSpan.swift
[120/137] Compiling ContainersPreview Shared.swift
[122/137] Compiling ContainersPreview OutputSpan+Extras.swift
[123/137] Compiling ContainersPreview TemporaryAllocation.swift
[124/137] Compiling ContainersPreview BorrowingIteratorProtocol+Copy.swift
[125/137] Compiling ContainersPreview BorrowingIteratorProtocol+ElementsEqual.swift
[126/137] Compiling ContainersPreview BorrowingIteratorProtocol+Filter.swift
[128/178] Compiling NIOConcurrencyHelpers NIOThreadPoolWorkAvailable.swift
[129/178] Compiling NIOConcurrencyHelpers NIOLock.swift
[130/178] Compiling NIOConcurrencyHelpers NIOAtomic.swift
[131/178] Compiling NIOConcurrencyHelpers lock.swift
[132/178] Compiling _NIODataStructures Heap.swift
[134/179] Emitting module WebErrorKit
[135/179] Compiling WebErrorKit Exports.swift
[136/180] Compiling NIOConcurrencyHelpers atomics.swift
[138/181] Compiling DequeModule UniqueDeque+Consumption.swift
[139/181] Compiling DequeModule UniqueDeque+Container.swift
[140/181] Compiling DequeModule UniqueDeque+Descriptions.swift
[141/181] Compiling DequeModule UniqueDeque+Equatable.swift
[142/181] Compiling DequeModule UniqueDeque+Experimental.swift
[144/186] Compiling DequeModule RigidDeque+Removals.swift
[145/186] Compiling DequeModule RigidDeque+Replacements.swift
[146/186] Compiling DequeModule RigidDeque+Testing.swift
[147/186] Compiling DequeModule RigidDeque.swift
[148/186] Compiling DequeModule UniqueDeque+Append.swift
[149/186] Compiling Socket SocketProtocols.swift
[150/186] Compiling Socket SocketUtils.swift
[151/186] Compiling DequeModule _DequeBuffer.swift
[152/186] Compiling DequeModule _DequeBufferHeader.swift
[153/186] Compiling DequeModule RigidDeque+Append.swift
[154/186] Compiling DequeModule RigidDeque+Consumption.swift
[155/186] Compiling DequeModule RigidDeque+Container.swift
[156/186] Compiling DequeModule RigidDeque+Descriptions.swift
[157/186] Compiling DequeModule Deque+Codable.swift
[158/186] Compiling DequeModule Deque+Collection.swift
[159/186] Compiling DequeModule Deque+CustomReflectable.swift
[160/186] Compiling DequeModule Deque+Descriptions.swift
[161/186] Compiling DequeModule Deque+Equatable.swift
[162/186] Compiling DequeModule Deque+ExpressibleByArrayLiteral.swift
[163/186] Compiling DequeModule Deque+Extras.swift
[164/186] Compiling DequeModule Deque+Hashable.swift
[165/186] Compiling DequeModule Deque+Testing.swift
[166/186] Compiling DequeModule Deque._Storage.swift
[167/186] Compiling DequeModule Deque._UnsafeHandle.swift
[168/186] Compiling DequeModule Deque.swift
[169/186] Compiling DequeModule RigidDeque+Equatable.swift
[170/186] Compiling DequeModule RigidDeque+Experimental.swift
[171/186] Compiling DequeModule RigidDeque+Hashable.swift
[172/186] Compiling DequeModule RigidDeque+Initializers.swift
[173/186] Compiling DequeModule RigidDeque+Insertions.swift
[174/186] Compiling DequeModule RigidDeque+Prepend.swift
[175/186] Compiling DequeModule UniqueDeque+Hashable.swift
[176/186] Compiling DequeModule UniqueDeque+Initializers.swift
[177/186] Compiling DequeModule UniqueDeque+Insertions.swift
[178/186] Compiling DequeModule UniqueDeque+Prepend.swift
[179/186] Compiling DequeModule UniqueDeque+Removals.swift
[180/186] Compiling Socket Socket.swift
[182/196] Compiling DequeModule UniqueDeque+Replacements.swift
[183/196] Compiling DequeModule UniqueDeque.swift
[184/196] Compiling DequeModule _DequeSlot.swift
[185/196] Compiling DequeModule _UnsafeDequeHandle.swift
[186/196] Compiling DequeModule _UnsafeDequeSegments.swift
[187/196] Emitting module DequeModule
[189/261] 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/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
[190/262] Compiling NIOCore NIOThrowingAsyncSequenceProducer.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/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
[191/262] Compiling NIOCore BSDSocketAPI.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/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
[192/262] 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/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
[193/262] 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/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
[194/262] 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/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
[195/262] 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/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
[196/262] 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/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)
[197/262] 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/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
[198/262] 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/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
BUILD FAILURE 6.3 linux