Swift Package IndexBuild Information
Failed to build SwiftXGBoost, reference master (144652), with Swift 6.3 for Wasm on 11 Apr 2026 18:57:06 UTC.
Build Command
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/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:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1Build Log
========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/kongzii/SwiftXGBoost.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/kongzii/SwiftXGBoost
* branch master -> FETCH_HEAD
* [new branch] master -> origin/master
HEAD is now at 1446528 Fix readme xgboost installation
Cloned https://github.com/kongzii/SwiftXGBoost.git
Revision (git rev-parse @):
144652898942f4d012dc423a6ecebf820d9b12bf
SUCCESS checkout https://github.com/kongzii/SwiftXGBoost.git at master
========================================
Build
========================================
Selected platform: wasm
Swift version: 6.3
Building package at path: $PWD
https://github.com/kongzii/SwiftXGBoost.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4609320-2":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest swift build --swift-sdk swift-6.3-RELEASE_wasm 2>&1
wasm-6.3-latest: Pulling from swiftpackageindex/spi-images
Digest: sha256:d69f4e7582c319245442d62a08b2d7c7fd5a0c0c69f5d2ef11d1530cd8d3329b
Status: Image is up to date for registry.gitlab.com/swiftpackageindex/spi-images:wasm-6.3-latest
Fetching https://github.com/kongzii/PythonKit
Fetching https://github.com/KarthikRIyer/swiftplot.git
Fetching https://github.com/apple/swift-log.git
[1/867] Fetching pythonkit
[868/7575] Fetching pythonkit, swiftplot
[1673/14096] Fetching pythonkit, swiftplot, swift-log
Fetched https://github.com/kongzii/PythonKit from cache (1.68s)
Fetched https://github.com/apple/swift-log.git from cache (1.69s)
Fetched https://github.com/KarthikRIyer/swiftplot.git from cache (1.72s)
Computing version for https://github.com/KarthikRIyer/swiftplot.git
Computed https://github.com/KarthikRIyer/swiftplot.git at 2.0.0 (2.65s)
Computing version for https://github.com/kongzii/PythonKit
Computed https://github.com/kongzii/PythonKit at 0.0.1 (0.54s)
Fetching https://github.com/apple/swift-argument-parser
Fetching https://github.com/kongzii/LoggerKit.git
[1/369] Fetching loggerkit
[370/17892] Fetching loggerkit, swift-argument-parser
Fetched https://github.com/kongzii/LoggerKit.git from cache (0.78s)
Fetched https://github.com/apple/swift-argument-parser from cache (0.80s)
Computing version for https://github.com/kongzii/LoggerKit.git
Computed https://github.com/kongzii/LoggerKit.git at 0.0.0 (1.26s)
Fetching https://github.com/onevcat/Rainbow
[1/1442] Fetching rainbow
Fetched https://github.com/onevcat/Rainbow from cache (0.40s)
Computing version for https://github.com/apple/swift-argument-parser
Computed https://github.com/apple/swift-argument-parser at 0.0.6 (0.85s)
Computing version for https://github.com/onevcat/Rainbow
Computed https://github.com/onevcat/Rainbow at 3.2.0 (3.43s)
Computing version for https://github.com/apple/swift-log.git
Computed https://github.com/apple/swift-log.git at 1.11.0 (0.58s)
Creating working copy for https://github.com/kongzii/PythonKit
Working copy of https://github.com/kongzii/PythonKit resolved at 0.0.1
Creating working copy for https://github.com/kongzii/LoggerKit.git
Working copy of https://github.com/kongzii/LoggerKit.git resolved at 0.0.0
Creating working copy for https://github.com/KarthikRIyer/swiftplot.git
Working copy of https://github.com/KarthikRIyer/swiftplot.git resolved at 2.0.0
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/apple/swift-argument-parser
Working copy of https://github.com/apple/swift-argument-parser resolved at 0.0.6
Creating working copy for https://github.com/apple/swift-log.git
Working copy of https://github.com/apple/swift-log.git resolved at 1.11.0
warning: couldn't find pc file for xgboost
warning: you may be able to install freetype2 using your system-packager:
apt-get install libfreetype6-dev
warning: couldn't find pc file for xgboost
warning: you may be able to install freetype2 using your system-packager:
apt-get install libfreetype6-dev
Building for debugging...
[0/47] Write sources
[14/47] Write swift-version-24593BA9C3E375BF.txt
[16/88] Emitting module SwiftPlot
[17/92] Compiling PythonKit PythonLibrary.swift
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:175:34: error: cannot find 'librarySearchPaths' in scope
173 | static let libraryPaths: [String] = {
174 | var libraryPaths: [String] = []
175 | for librarySearchPath in librarySearchPaths {
| `- error: cannot find 'librarySearchPaths' in scope
176 | for libraryName in libraryNames {
177 | for libraryPathExtension in libraryPathExtensions {
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:176:32: error: cannot find 'libraryNames' in scope
174 | var libraryPaths: [String] = []
175 | for librarySearchPath in librarySearchPaths {
176 | for libraryName in libraryNames {
| `- error: cannot find 'libraryNames' in scope
177 | for libraryPathExtension in libraryPathExtensions {
178 | let libraryPath =
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:177:45: error: cannot find 'libraryPathExtensions' in scope
175 | for librarySearchPath in librarySearchPaths {
176 | for libraryName in libraryNames {
177 | for libraryPathExtension in libraryPathExtensions {
| `- error: cannot find 'libraryPathExtensions' in scope
178 | let libraryPath =
179 | librarySearchPath + libraryName + libraryPathExtension
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:135:31: error: cannot find 'getenv' in scope
133 |
134 | var value: String? {
135 | guard let value = getenv(key) else { return nil }
| `- error: cannot find 'getenv' in scope
136 | return String(cString: value)
137 | }
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:221:32: error: cannot find 'libraryVersionSeparator' in scope
219 | let libraryVersionString = versionString
220 | .split(separator: PythonVersion.versionSeparator)
221 | .joined(separator: libraryVersionSeparator)
| `- error: cannot find 'libraryVersionSeparator' in scope
222 | let path = path.split(separator: libraryPathVersionCharacter)
223 | .joined(separator: libraryVersionString)
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:237:12: error: instance member 'pythonLibraryHandle' cannot be used on type 'PythonLibrary'
235 | #endif
236 |
237 | if pythonLibraryHandle != nil {
| `- error: instance member 'pythonLibraryHandle' cannot be used on type 'PythonLibrary'
238 | log("Library at '\(path)' was sucessfully loaded.")
239 | }
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:240:16: error: instance member 'pythonLibraryHandle' cannot be used on type 'PythonLibrary'
238 | log("Library at '\(path)' was sucessfully loaded.")
239 | }
240 | return pythonLibraryHandle
| `- error: instance member 'pythonLibraryHandle' cannot be used on type 'PythonLibrary'
241 | }
242 | }
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:248:9: error: cannot find 'fputs' in scope
246 | static func log(_ message: String) {
247 | guard Environment.loaderLogging.value != nil else { return }
248 | fputs(message + "\n", stderr)
| `- error: cannot find 'fputs' in scope
249 | }
250 | }
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:248:31: error: cannot find 'stderr' in scope
246 | static func log(_ message: String) {
247 | guard Environment.loaderLogging.value != nil else { return }
248 | fputs(message + "\n", stderr)
| `- error: cannot find 'stderr' in scope
249 | }
250 | }
[18/92] Compiling SwiftPlot ScatterPlotSeriesOptions.swift
[19/92] Compiling SwiftPlot SequencePlots.swift
[20/92] Compiling SwiftPlot Series.swift
[21/92] Compiling SwiftPlot SubPlot.swift
[22/92] Compiling PythonKit Python.swift
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/Python.swift:40:17: error: type referenced from a stored property in a '@frozen' struct must be '@usableFromInline' or public
26 | /// Typealias used when passing or returning a `PyObject` pointer with
27 | /// implied ownership.
28 | typealias OwnedPyObjectPointer = PyObjectPointer
| `- note: type declared here
29 |
30 | /// A primitive reference to a Python C API `PyObject`.
:
38 | @usableFromInline @_fixed_layout
39 | final class PyReference {
40 | private var pointer: OwnedPyObjectPointer
| `- error: type referenced from a stored property in a '@frozen' struct must be '@usableFromInline' or public
41 |
42 | // This `PyReference`, once deleted, will make no delta change to the
[23/92] Compiling PythonKit PythonLibrary+Symbols.swift
error: emit-module command failed with exit code 1 (use -v to see invocation)
[24/92] Emitting module PythonKit
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/Python.swift:40:17: error: type referenced from a stored property in a '@frozen' struct must be '@usableFromInline' or public
26 | /// Typealias used when passing or returning a `PyObject` pointer with
27 | /// implied ownership.
28 | typealias OwnedPyObjectPointer = PyObjectPointer
| `- note: type declared here
29 |
30 | /// A primitive reference to a Python C API `PyObject`.
:
38 | @usableFromInline @_fixed_layout
39 | final class PyReference {
40 | private var pointer: OwnedPyObjectPointer
| `- error: type referenced from a stored property in a '@frozen' struct must be '@usableFromInline' or public
41 |
42 | // This `PyReference`, once deleted, will make no delta change to the
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:175:34: error: cannot find 'librarySearchPaths' in scope
173 | static let libraryPaths: [String] = {
174 | var libraryPaths: [String] = []
175 | for librarySearchPath in librarySearchPaths {
| `- error: cannot find 'librarySearchPaths' in scope
176 | for libraryName in libraryNames {
177 | for libraryPathExtension in libraryPathExtensions {
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:176:32: error: cannot find 'libraryNames' in scope
174 | var libraryPaths: [String] = []
175 | for librarySearchPath in librarySearchPaths {
176 | for libraryName in libraryNames {
| `- error: cannot find 'libraryNames' in scope
177 | for libraryPathExtension in libraryPathExtensions {
178 | let libraryPath =
/host/spi-builder-workspace/.build/checkouts/PythonKit/PythonKit/PythonLibrary.swift:177:45: error: cannot find 'libraryPathExtensions' in scope
175 | for librarySearchPath in librarySearchPaths {
176 | for libraryName in libraryNames {
177 | for libraryPathExtension in libraryPathExtensions {
| `- error: cannot find 'libraryPathExtensions' in scope
178 | let libraryPath =
179 | librarySearchPath + libraryName + libraryPathExtension
[25/92] Compiling PythonKit NumpyConversion.swift
[26/92] Compiling SwiftPlot ColorMap.swift
[27/92] Compiling SwiftPlot ColorMapData.swift
[28/92] Compiling SwiftPlot FloatConvertible.swift
[29/92] Compiling SwiftPlot EdgeComponents.swift
[30/92] Compiling SwiftPlot HistogramSeriesOptions.swift
[31/92] Compiling SwiftPlot Label.swift
[32/92] Compiling SwiftPlot LayoutComponent.swift
[33/92] Compiling SwiftPlot Spacing.swift
BUILD FAILURE 6.3 wasm