Swift Package IndexBuild Information
Failed to build swift-gif, reference main (d2fad7), with Swift 6.3 for Linux on 15 Apr 2026 18:12:21 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/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/fwcd/swift-gif.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/fwcd/swift-gif
* branch main -> FETCH_HEAD
* [new branch] main -> origin/main
HEAD is now at d2fad7b Remove ignored .swiftpm/xcode
Cloned https://github.com/fwcd/swift-gif.git
Revision (git rev-parse @):
d2fad7b399bd0a089b25cf899372e48a4af2c81e
SUCCESS checkout https://github.com/fwcd/swift-gif.git at main
========================================
Build
========================================
Selected platform: linux
Swift version: 6.3
Building package at path: $PWD
https://github.com/fwcd/swift-gif.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$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/fwcd/swift-graphics.git
Fetching https://github.com/apple/swift-docc-plugin.git
Fetching https://github.com/fwcd/swift-utils.git
Fetching https://github.com/apple/swift-log.git
[1/584] Fetching swift-graphics
[585/2861] Fetching swift-graphics, swift-docc-plugin
[654/3983] Fetching swift-graphics, swift-docc-plugin, swift-utils
[1958/10566] Fetching swift-graphics, swift-docc-plugin, swift-utils, swift-log
Fetched https://github.com/fwcd/swift-graphics.git from cache (0.67s)
Fetched https://github.com/fwcd/swift-utils.git from cache (0.67s)
Fetched https://github.com/apple/swift-log.git from cache (0.68s)
Fetched https://github.com/apple/swift-docc-plugin.git from cache (0.68s)
Computing version for https://github.com/fwcd/swift-graphics.git
Computed https://github.com/fwcd/swift-graphics.git at 4.0.3 (3.25s)
Fetching https://github.com/fwcd/swift-cairo.git
[1/3621] Fetching swift-cairo
Fetched https://github.com/fwcd/swift-cairo.git from cache (1.31s)
Computing version for https://github.com/fwcd/swift-cairo.git
Computed https://github.com/fwcd/swift-cairo.git at 1.3.4 (1.97s)
Computing version for https://github.com/apple/swift-docc-plugin.git
Computed https://github.com/apple/swift-docc-plugin.git at 1.4.6 (0.51s)
Fetching https://github.com/swiftlang/swift-docc-symbolkit
[1/3672] Fetching swift-docc-symbolkit
Fetched https://github.com/swiftlang/swift-docc-symbolkit from cache (0.44s)
Computing version for https://github.com/swiftlang/swift-docc-symbolkit
Computed https://github.com/swiftlang/swift-docc-symbolkit at 1.0.0 (1.05s)
Computing version for https://github.com/fwcd/swift-utils.git
Computed https://github.com/fwcd/swift-utils.git at 4.6.2 (0.40s)
Fetching https://github.com/scinfu/SwiftSoup.git
Fetching https://github.com/MaxDesiatov/XMLCoder.git
[1/10092] Fetching xmlcoder
[1313/16021] Fetching xmlcoder, swiftsoup
Fetched https://github.com/MaxDesiatov/XMLCoder.git from cache (0.63s)
Fetched https://github.com/scinfu/SwiftSoup.git from cache (0.74s)
Computing version for https://github.com/MaxDesiatov/XMLCoder.git
Computed https://github.com/MaxDesiatov/XMLCoder.git at 0.18.1 (1.35s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.12.0 (0.56s)
Computing version for https://github.com/scinfu/SwiftSoup.git
Computed https://github.com/scinfu/SwiftSoup.git at 2.13.4 (0.38s)
Creating working copy for https://github.com/fwcd/swift-graphics.git
Working copy of https://github.com/fwcd/swift-graphics.git resolved at 4.0.3
Creating working copy for https://github.com/swiftlang/swift-docc-symbolkit
Working copy of https://github.com/swiftlang/swift-docc-symbolkit resolved at 1.0.0
Creating working copy for https://github.com/scinfu/SwiftSoup.git
Working copy of https://github.com/scinfu/SwiftSoup.git resolved at 2.13.4
Creating working copy for https://github.com/fwcd/swift-utils.git
Working copy of https://github.com/fwcd/swift-utils.git resolved at 4.6.2
Creating working copy for https://github.com/apple/swift-docc-plugin.git
Working copy of https://github.com/apple/swift-docc-plugin.git resolved at 1.4.6
Creating working copy for https://github.com/MaxDesiatov/XMLCoder.git
Working copy of https://github.com/MaxDesiatov/XMLCoder.git resolved at 0.18.1
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.12.0
Creating working copy for https://github.com/fwcd/swift-cairo.git
Working copy of https://github.com/fwcd/swift-cairo.git resolved at 1.3.4
warning: you may be able to install freetype2 using your system-packager:
apt-get install libfreetype6-dev
warning: you may be able to install fontconfig using your system-packager:
apt-get install libfontconfig-dev
warning: you may be able to install cairo using your system-packager:
apt-get install libcairo2-dev
warning: you may be able to install freetype2 using your system-packager:
apt-get install libfreetype6-dev
warning: you may be able to install fontconfig using your system-packager:
apt-get install libfontconfig-dev
warning: you may be able to install cairo using your system-packager:
apt-get install libcairo2-dev
[1/1] Compiling plugin Swift-DocC Preview
[2/2] Compiling plugin Swift-DocC
Building for debugging...
[2/27] Write sources
[12/27] Write swift-version-24593BA9C3E375BF.txt
error: emit-module command failed with exit code 1 (use -v to see invocation)
[14/148] Emitting module Cairo
<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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[15/148] Compiling XMLCoder Attribute.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[16/148] Compiling XMLCoder BoolBox.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[17/149] Compiling XMLCoder Box.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[18/149] Compiling XMLCoder ChoiceBox.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[19/149] Compiling XMLCoder DataBox.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[20/149] Compiling XMLCoder DateBox.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[21/149] Compiling XMLCoder DecimalBox.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[22/149] Compiling XMLCoder DoubleBox.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[24/149] Compiling XMLCoder FloatBox.swift
[25/149] Compiling XMLCoder IntBox.swift
[26/149] Compiling XMLCoder KeyedBox.swift
[27/149] Compiling XMLCoder NullBox.swift
[28/149] Compiling XMLCoder SharedBox.swift
[29/149] Compiling XMLCoder SingleKeyedBox.swift
[30/155] Compiling Cairo SurfaceType.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[31/155] Compiling Logging Locks.swift
[32/155] Emitting module Logging
[33/155] Compiling Logging MetadataProvider.swift
[34/155] Compiling XMLCoder XMLKeyedDecodingContainer.swift
[35/155] Compiling XMLCoder XMLUnkeyedDecodingContainer.swift
[36/155] Compiling XMLCoder DynamicNodeEncoding.swift
[37/155] Compiling XMLCoder EncodingErrorExtension.swift
[38/155] Compiling XMLCoder SingleValueEncodingContainer.swift
[39/155] Compiling XMLCoder XMLChoiceEncodingContainer.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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
<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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
<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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
<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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
<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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
<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/swift-cairo/Sources/SCCCairo/shim.h:1:10: error: 'cairo.h' file not found
1 | #include <cairo.h>
| `- error: 'cairo.h' file not found
2 | #include <cairo-pdf.h>
3 | #include <cairo-svg.h>
/host/spi-builder-workspace/.build/checkouts/swift-cairo/Sources/Cairo/Content.swift:9:15: error: could not build C module 'SCCCairo'
7 | //
8 |
9 | import struct SCCCairo.cairo_content_t
| `- error: could not build C module 'SCCCairo'
10 |
11 | /// Used to describe the content that a surface will contain, whether color information,
[46/155] Compiling XMLCoder ISO8601DateFormatter.swift
[47/155] Compiling XMLCoder KeyedStorage.swift
[48/155] Compiling XMLCoder Metatypes.swift
[49/155] Compiling XMLCoder String+Extensions.swift
[50/155] Compiling XMLCoder Utils.swift
[51/155] Compiling XMLCoder XMLChoiceCodingKey.swift
[52/155] Compiling XMLCoder StringBox.swift
[53/155] Compiling XMLCoder UIntBox.swift
[54/155] Compiling XMLCoder URLBox.swift
[55/155] Compiling XMLCoder UnkeyedBox.swift
[56/155] Compiling XMLCoder ValueBox.swift
[57/155] Compiling XMLCoder Element.swift
[58/155] Compiling XMLCoder ElementAndAttribute.swift
[59/155] Emitting module XMLCoder
[67/155] Compiling XMLCoder XMLCoderElement.swift
[68/155] Compiling XMLCoder XMLDocumentType.swift
[69/155] Compiling XMLCoder XMLHeader.swift
[70/155] Compiling XMLCoder XMLKey.swift
[71/155] Compiling XMLCoder XMLStackParser.swift
[72/155] Compiling XMLCoder DecodingErrorExtension.swift
[73/155] Compiling XMLCoder DynamicNodeDecoding.swift
[74/155] Compiling XMLCoder SingleValueDecodingContainer.swift
[75/155] Compiling XMLCoder XMLChoiceDecodingContainer.swift
[76/155] Compiling XMLCoder XMLDecoder.swift
[77/155] Compiling XMLCoder XMLDecoderImplementation.swift
[78/155] Compiling XMLCoder XMLDecodingStorage.swift
[79/155] Compiling Logging LogHandler.swift
BUILD FAILURE 6.3 linux