The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build SwiftNBT, reference main (eff047), with Swift 6.2 for Linux on 28 Nov 2025 17:06:32 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/finestructure/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/arnaudrmt/SwiftNBT.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/arnaudrmt/SwiftNBT
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at eff0470 Adding LICENSE
Cloned https://github.com/arnaudrmt/SwiftNBT.git
Revision (git rev-parse @):
eff0470c19affc76f86b4399877a25d525b8bcf4
SUCCESS checkout https://github.com/arnaudrmt/SwiftNBT.git at main
========================================
Build
========================================
Selected platform:         linux
Swift version:             6.2
Building package at path:  $PWD
https://github.com/arnaudrmt/SwiftNBT.git
Running build ...
bash -c docker run --pull=always --rm -v "checkouts-4606859-1":/host -w "$PWD" -e JAVA_HOME="/root/.sdkman/candidates/java/current" -e SPI_BUILD="1" -e SPI_PROCESSING="1" registry.gitlab.com/finestructure/spi-images:basic-6.2-latest swift build --triple x86_64-unknown-linux-gnu 2>&1
basic-6.2-latest: Pulling from finestructure/spi-images
Digest: sha256:36dcf51aceebb7518dd97346bbe30fd556b23ffe7a4d72d70473700580e8e541
Status: Image is up to date for registry.gitlab.com/finestructure/spi-images:basic-6.2-latest
Building for debugging...
[0/2] Write sources
[1/2] Write swift-version-24593BA9C3E375BF.txt
[3/9] Compiling SwiftNBT NBTError.swift
/host/spi-builder-workspace/Sources/SwiftNBT/Extensions/Data+GZip.swift:9:8: error: no such module 'zlib'
 7 |
 8 | import Foundation
 9 | import zlib
   |        `- error: no such module 'zlib'
10 |
11 | public extension Data {
[4/9] Compiling SwiftNBT NBTStream.swift
/host/spi-builder-workspace/Sources/SwiftNBT/Extensions/Data+GZip.swift:9:8: error: no such module 'zlib'
 7 |
 8 | import Foundation
 9 | import zlib
   |        `- error: no such module 'zlib'
10 |
11 | public extension Data {
[5/9] Compiling SwiftNBT NBTTag.swift
/host/spi-builder-workspace/Sources/SwiftNBT/Extensions/Data+GZip.swift:9:8: error: no such module 'zlib'
 7 |
 8 | import Foundation
 9 | import zlib
   |        `- error: no such module 'zlib'
10 |
11 | public extension Data {
error: emit-module command failed with exit code 1 (use -v to see invocation)
[6/9] Emitting module SwiftNBT
/host/spi-builder-workspace/Sources/SwiftNBT/Extensions/Data+GZip.swift:9:8: error: no such module 'zlib'
 7 |
 8 | import Foundation
 9 | import zlib
   |        `- error: no such module 'zlib'
10 |
11 | public extension Data {
[7/9] Compiling SwiftNBT NBTParser.swift
/host/spi-builder-workspace/Sources/SwiftNBT/Extensions/Data+GZip.swift:9:8: error: no such module 'zlib'
 7 |
 8 | import Foundation
 9 | import zlib
   |        `- error: no such module 'zlib'
10 |
11 | public extension Data {
[8/9] Compiling SwiftNBT NBTTag+Accessors.swift
/host/spi-builder-workspace/Sources/SwiftNBT/Extensions/Data+GZip.swift:9:8: error: no such module 'zlib'
 7 |
 8 | import Foundation
 9 | import zlib
   |        `- error: no such module 'zlib'
10 |
11 | public extension Data {
[9/9] Compiling SwiftNBT Data+GZip.swift
/host/spi-builder-workspace/Sources/SwiftNBT/Extensions/Data+GZip.swift:9:8: error: no such module 'zlib'
 7 |
 8 | import Foundation
 9 | import zlib
   |        `- error: no such module 'zlib'
10 |
11 | public extension Data {
BUILD FAILURE 6.2 linux