Swift Package IndexBuild Information
Failed to build ShellKit, reference 1.6.0 (2b8a0d), with Swift 6.3 for Linux on 10 Apr 2026 23:26:38 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/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: 1.6.0
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/einstore/shellkit
* tag 1.6.0 -> FETCH_HEAD
HEAD is now at 2b8a0df mocking capability
Cloned https://github.com/einstore/shellkit.git
Revision (git rev-parse @):
2b8a0df6edcf9b9d55474e92baef4ea61baca1cb
SUCCESS checkout https://github.com/einstore/shellkit.git at 1.6.0
========================================
Build
========================================
Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/einstore/shellkit.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-0":/host -w "$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/apple/swift-nio.git
Fetching https://github.com/Einstore/WebErrorKit.git
Fetching https://github.com/Einstore/Shout.git
[1/28] Fetching weberrorkit
[29/440] Fetching weberrorkit, shout
Fetched https://github.com/Einstore/WebErrorKit.git from cache (0.38s)
Fetched https://github.com/Einstore/Shout.git from cache (0.38s)
[1/83101] Fetching swift-nio
Fetched https://github.com/apple/swift-nio.git from cache (5.26s)
Computing version for https://github.com/Einstore/Shout.git
Computed https://github.com/Einstore/Shout.git at 0.5.1 (7.53s)
Fetching https://github.com/IBM-Swift/BlueSocket
Fetching https://github.com/jakeheis/CSSH
[1/2942] Fetching bluesocket
Fetched https://github.com/IBM-Swift/BlueSocket from cache (0.32s)
[1/26] Fetching cssh
Fetched https://github.com/jakeheis/CSSH from cache (0.45s)
Computing version for https://github.com/Einstore/WebErrorKit.git
Computed https://github.com/Einstore/WebErrorKit.git at 0.0.1 (0.89s)
Computing version for https://github.com/jakeheis/CSSH
Computed https://github.com/jakeheis/CSSH at 1.0.3 (0.51s)
Computing version for https://github.com/IBM-Swift/BlueSocket
Computed https://github.com/IBM-Swift/BlueSocket at 1.0.200 (0.40s)
Computing version for https://github.com/apple/swift-nio.git
Computed https://github.com/apple/swift-nio.git at 2.97.1 (0.75s)
Fetching https://github.com/apple/swift-collections.git
Fetching https://github.com/apple/swift-atomics.git
Fetching https://github.com/apple/swift-system.git
[1/1820] Fetching swift-atomics
[129/25345] Fetching swift-atomics, swift-collections
[2070/30946] Fetching swift-atomics, swift-collections, swift-system
Fetched https://github.com/apple/swift-atomics.git from cache (0.57s)
Fetched https://github.com/apple/swift-system.git from cache (0.57s)
[1882/23525] Fetching swift-collections
Fetched https://github.com/apple/swift-collections.git from cache (1.47s)
Computing version for https://github.com/apple/swift-atomics.git
Computed https://github.com/apple/swift-atomics.git at 1.3.0 (1.91s)
Computing version for https://github.com/apple/swift-system.git
Computed https://github.com/apple/swift-system.git at 1.6.4 (0.88s)
Computing version for https://github.com/apple/swift-collections.git
Computed https://github.com/apple/swift-collections.git at 1.4.1 (1.11s)
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/jakeheis/CSSH
Working copy of https://github.com/jakeheis/CSSH resolved at 1.0.3
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/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-atomics.git
Working copy of https://github.com/apple/swift-atomics.git resolved at 1.3.0
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-nio.git
Working copy of https://github.com/apple/swift-nio.git resolved at 2.97.1
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 CNIOWASI CNIOWASI.c
[20/32] Compiling CNIOWindows WSAStartup.c
[21/32] Compiling CNIOWindows shim.c
[22/32] Compiling CNIOPosix event_loop_id.c
[23/32] Compiling CNIOLinux liburing_shims.c
[23/32] Compiling CNIOOpenBSD shim.c
[25/32] Compiling _AtomicsShims.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 InternalCollectionsUtilities
[31/88] Compiling c-nioatomics.c
[33/88] Emitting module Atomics
[33/90] Compiling c-atomics.c
[35/97] Emitting module NIOConcurrencyHelpers
[36/97] Compiling WebErrorKit SerializableWebError.swift
[37/97] Compiling Atomics IntegerOperations.swift
[38/97] Compiling Atomics Unmanaged extensions.swift
[41/97] Compiling WebErrorKit WebError+RawRepresentable.swift
[42/97] Compiling Atomics OptionalRawRepresentable.swift
[43/97] Compiling Atomics RawRepresentable.swift
[44/97] Compiling Atomics AtomicBool.swift
[45/97] Compiling WebErrorKit String+Codify.swift
[46/97] Compiling WebErrorKit WebError+Serializable.swift
[47/97] Compiling WebErrorKit WebError.swift
[48/97] Compiling WebErrorKit WebErrorContent.swift
[49/97] Compiling Atomics IntegerConformances.swift
[50/97] Compiling Atomics PointerConformances.swift
[51/97] Compiling Atomics Primitives.native.swift
[52/97] Compiling Atomics UnsafeAtomic.swift
[53/97] Compiling Atomics UnsafeAtomicLazyReference.swift
[54/97] Compiling Atomics ManagedAtomic.swift
[55/97] Compiling Atomics ManagedAtomicLazyReference.swift
[56/97] Compiling Atomics AtomicInteger.swift
[57/97] Compiling Atomics AtomicOptionalWrappable.swift
[58/97] Compiling Atomics AtomicReference.swift
[59/97] Compiling Atomics AtomicStorage.swift
[60/97] Compiling Atomics AtomicValue.swift
[61/97] Compiling Atomics AtomicMemoryOrderings.swift
[62/97] Compiling Atomics DoubleWord.swift
[74/97] Compiling _NIODataStructures PriorityQueue.swift
[75/98] Emitting module _NIOBase64
[76/98] Compiling _NIOBase64 Base64.swift
[85/100] Compiling _NIODataStructures _TinyArray.swift
[87/133] Compiling ContainersPreview BorrowingIteratorProtocol+Map.swift
[88/133] Compiling ContainersPreview BorrowingIteratorProtocol+Reduce.swift
[89/133] Compiling ContainersPreview BorrowingIteratorProtocol+SpanwiseZip.swift
[90/133] Compiling ContainersPreview BorrowingIteratorProtocol.swift
[91/133] Compiling ContainersPreview BorrowingSequence+Standard Conformances.swift
[92/137] Compiling ContainersPreview BorrowingSequence+Utilities.swift
[93/137] Compiling ContainersPreview BorrowingSequence.swift
[94/137] Compiling ContainersPreview BidirectionalContainer.swift
[95/137] Compiling ContainersPreview Container+Filter.swift
[96/137] Compiling ContainersPreview Container+SpanwiseZip.swift
[97/137] Compiling ContainersPreview Drain+Reduce.swift
[98/137] Compiling ContainersPreview Drain.swift
[99/137] Compiling ContainersPreview Producer+Collect.swift
[100/137] Compiling ContainersPreview Producer+Filter.swift
[101/137] Compiling ContainersPreview Producer+Map.swift
[102/137] Compiling ContainersPreview Producer+Reduce.swift
[103/137] Compiling ContainersPreview Producer.swift
[104/137] Compiling ContainersPreview Borrow.swift
[105/137] Compiling ContainersPreview RandomAccessContainer.swift
[106/137] Compiling ContainersPreview RangeExpression2.swift
[107/137] Compiling ContainersPreview RangeReplaceableContainer.swift
[108/137] Compiling ContainersPreview Drain+Map.swift
[109/137] Compiling ContainersPreview Container.swift
[110/137] Compiling ContainersPreview ContainerIterator.swift
[111/137] Compiling ContainersPreview DynamicContainer.swift
[112/137] Compiling ContainersPreview MutableContainer.swift
[113/137] Compiling ContainersPreview PermutableContainer.swift
[114/137] Emitting module ContainersPreview
[115/137] Compiling ContainersPreview Box.swift
[116/137] Compiling ContainersPreview Inout.swift
[117/137] Compiling ContainersPreview InputSpan.swift
[118/137] Compiling ContainersPreview Shared.swift
[119/137] Compiling ContainersPreview OutputSpan+Extras.swift
[120/137] Compiling ContainersPreview TemporaryAllocation.swift
[121/137] Compiling ContainersPreview BorrowingIteratorProtocol+Copy.swift
[122/137] Compiling ContainersPreview BorrowingIteratorProtocol+ElementsEqual.swift
[123/137] Compiling ContainersPreview BorrowingIteratorProtocol+Filter.swift
[125/178] Compiling NIOConcurrencyHelpers NIOLock.swift
[126/178] Compiling NIOConcurrencyHelpers NIOAtomic.swift
[127/178] Compiling NIOConcurrencyHelpers lock.swift
[128/178] Emitting module _NIODataStructures
[129/178] Compiling _NIODataStructures Heap.swift
[131/179] Compiling NIOConcurrencyHelpers NIOLockedValueBox.swift
[132/179] Compiling NIOConcurrencyHelpers NIOThreadPoolWorkAvailable.swift
[133/179] Compiling NIOConcurrencyHelpers atomics.swift
[134/180] Compiling DequeModule RigidDeque+Removals.swift
[135/180] Compiling DequeModule RigidDeque+Replacements.swift
[136/180] Compiling DequeModule RigidDeque+Testing.swift
[137/180] Compiling DequeModule RigidDeque.swift
[138/180] Compiling DequeModule UniqueDeque+Append.swift
[140/185] Compiling DequeModule UniqueDeque+Consumption.swift
[141/185] Compiling DequeModule UniqueDeque+Container.swift
[142/185] Compiling DequeModule UniqueDeque+Descriptions.swift
[143/185] Compiling DequeModule UniqueDeque+Equatable.swift
[144/185] Compiling DequeModule UniqueDeque+Experimental.swift
[145/185] Compiling DequeModule UniqueDeque+Hashable.swift
[146/185] Compiling DequeModule UniqueDeque+Initializers.swift
[147/185] Compiling DequeModule UniqueDeque+Insertions.swift
[148/185] Compiling DequeModule UniqueDeque+Prepend.swift
[149/185] Compiling DequeModule UniqueDeque+Removals.swift
[150/185] Compiling WebErrorKit Exports.swift
[151/185] Emitting module WebErrorKit
[153/186] Compiling Socket SocketUtils.swift
[154/186] Compiling Socket SocketProtocols.swift
[155/186] Compiling DequeModule Deque+Codable.swift
[156/186] Compiling DequeModule Deque+Collection.swift
[157/186] Compiling DequeModule Deque+CustomReflectable.swift
[158/186] Compiling DequeModule Deque+Descriptions.swift
[159/186] Compiling DequeModule Deque+Equatable.swift
[160/186] Compiling DequeModule Deque+ExpressibleByArrayLiteral.swift
[161/186] Compiling DequeModule _DequeBuffer.swift
[162/186] Compiling DequeModule _DequeBufferHeader.swift
[163/186] Compiling DequeModule RigidDeque+Append.swift
[164/186] Compiling DequeModule RigidDeque+Consumption.swift
[165/186] Compiling DequeModule RigidDeque+Container.swift
[166/186] Compiling DequeModule RigidDeque+Descriptions.swift
[167/186] Compiling DequeModule RigidDeque+Equatable.swift
[168/186] Compiling DequeModule RigidDeque+Experimental.swift
[169/186] Compiling DequeModule RigidDeque+Hashable.swift
[170/186] Compiling DequeModule RigidDeque+Initializers.swift
[171/186] Compiling DequeModule RigidDeque+Insertions.swift
[172/186] Compiling DequeModule RigidDeque+Prepend.swift
[173/186] Compiling DequeModule Deque+Extras.swift
[174/186] Compiling DequeModule Deque+Hashable.swift
[175/186] Compiling DequeModule Deque+Testing.swift
[176/186] Compiling DequeModule Deque._Storage.swift
[177/186] Compiling DequeModule Deque._UnsafeHandle.swift
[178/186] Compiling DequeModule Deque.swift
[179/186] Emitting module Socket
[180/186] Compiling Socket Socket.swift
[182/196] Emitting module DequeModule
[183/196] Compiling DequeModule UniqueDeque+Replacements.swift
[184/196] Compiling DequeModule UniqueDeque.swift
[185/196] Compiling DequeModule _DequeSlot.swift
[186/196] Compiling DequeModule _UnsafeDequeHandle.swift
[187/196] Compiling DequeModule _UnsafeDequeSegments.swift
[189/261] 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
[190/262] 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
[191/262] 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
[192/262] 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
[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 NIOCore AddressedEnvelope.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 NIOCore AsyncAwaitSupport.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)
[196/262] 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
[197/262] 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
[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